diff --git a/01-introduction.html b/01-introduction.html
index a945271a..0b943699 100644
--- a/01-introduction.html
+++ b/01-introduction.html
@@ -511,7 +511,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -534,7 +534,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/01-introduction.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/02-image-basics.html b/02-image-basics.html
index 3ab56247..4c0200dc 100644
--- a/02-image-basics.html
+++ b/02-image-basics.html
@@ -1534,7 +1534,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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@@ -1557,7 +1557,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/02-image-basics.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-18",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/03-skimage-images.html b/03-skimage-images.html
index 6de74e9c..a7aead65 100644
--- a/03-skimage-images.html
+++ b/03-skimage-images.html
@@ -571,7 +571,7 @@ <h3 class="callout-title">Callout</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Here is what your Python script might look like.</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -797,7 +797,7 @@ <h3 class="callout-title">Keeping only low intensity pixels (10 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>First, load the image file <code>data/sudoku.png</code> as a
 grayscale image. Note we may want to create a copy of the image array to
@@ -950,7 +950,7 @@ <h3 class="callout-title">Practicing with slices (10 min - optional, not include
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Here is the completed Python program to select only the plant and
 roots in the image.</p>
@@ -1041,7 +1041,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1064,7 +1064,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/03-skimage-images.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-07",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/04-drawing.html b/04-drawing.html
index de72f738..d639b6f6 100644
--- a/04-drawing.html
+++ b/04-drawing.html
@@ -565,7 +565,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Drawing a circle:</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -695,7 +695,7 @@ <h3 class="callout-title">How does a mask work? (optional, not included in timin
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>When indexing the image using the mask, we access only those pixels
 at positions where the mask is <code>True</code>. So, when indexing with
@@ -761,7 +761,7 @@ <h3 class="callout-title">Masking an image of your own (optional, not included i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Here is a Python program to produce the cropped remote control image
 shown above. Of course, your program should be tailored to your
@@ -835,7 +835,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb17">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -897,7 +897,7 @@ <h3 class="callout-title">Masking a 96-well plate image, take two (optional, not
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <p>Here is a Python program that is able to create the masked image
 without having to read in the <code>centers.txt</code> file.</p>
@@ -999,7 +999,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1022,7 +1022,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/04-drawing.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-07",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/05-creating-histograms.html b/05-creating-histograms.html
index 5918d172..f1c91e11 100644
--- a/05-creating-histograms.html
+++ b/05-creating-histograms.html
@@ -548,7 +548,7 @@ <h3 class="callout-title">Using a mask for a histogram (15 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -744,7 +744,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -848,7 +848,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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@@ -871,7 +871,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/05-creating-histograms.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-14",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/06-blurring.html b/06-blurring.html
index add8650b..3000fba0 100644
--- a/06-blurring.html
+++ b/06-blurring.html
@@ -895,7 +895,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 	<div id="to-top">
@@ -918,7 +918,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/06-blurring.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-18",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/07-thresholding.html b/07-thresholding.html
index 62d6e220..ba4abe7c 100644
--- a/07-thresholding.html
+++ b/07-thresholding.html
@@ -1175,7 +1175,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 	<div id="to-top">
@@ -1198,7 +1198,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/07-thresholding.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/08-connected-components.html b/08-connected-components.html
index de5406b4..7f301493 100644
--- a/08-connected-components.html
+++ b/08-connected-components.html
@@ -1259,7 +1259,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 	<div id="to-top">
@@ -1282,7 +1282,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/08-connected-components.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/09-challenges.html b/09-challenges.html
index 6f2992c7..4d00d9bb 100644
--- a/09-challenges.html
+++ b/09-challenges.html
@@ -639,7 +639,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -662,7 +662,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/09-challenges.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 5fb241a7..3a65fb10 100644
--- a/404.html
+++ b/404.html
@@ -379,7 +379,7 @@ <h1>Page not found</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -401,8 +401,8 @@ <h1>Page not found</h1>
   "url": "https://datacarpentry.github.io/image-processing/404.html",
   "identifier": "https://datacarpentry.github.io/image-processing/404.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 5b5c5124..372cfe54 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -389,7 +389,7 @@ <h1>Contributor Code of Conduct</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -412,7 +412,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/CODE_OF_CONDUCT.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-25",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 77c4e65e..e7e137af 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -437,7 +437,7 @@ <h1>Licenses</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -460,7 +460,7 @@ <h1>Licenses</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/LICENSE.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-25",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 67e94bde..4c7f0081 100644
--- a/aio.html
+++ b/aio.html
@@ -1995,7 +1995,7 @@ <h3 class="callout-title">Callout</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Here is what your Python script might look like.</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -2225,7 +2225,7 @@ <h3 class="callout-title">Keeping only low intensity pixels (10 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>First, load the image file <code>data/sudoku.png</code> as a
 grayscale image. Note we may want to create a copy of the image array to
@@ -2380,7 +2380,7 @@ <h3 class="callout-title">Practicing with slices (10 min - optional, not include
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Here is the completed Python program to select only the plant and
 roots in the image.</p>
@@ -2662,7 +2662,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Drawing a circle:</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -2794,7 +2794,7 @@ <h3 class="callout-title">How does a mask work? (optional, not included in timin
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>When indexing the image using the mask, we access only those pixels
 at positions where the mask is <code>True</code>. So, when indexing with
@@ -2861,7 +2861,7 @@ <h3 class="callout-title">Masking an image of your own (optional, not included i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Here is a Python program to produce the cropped remote control image
 shown above. Of course, your program should be tailored to your
@@ -2935,7 +2935,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb17">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -2997,7 +2997,7 @@ <h3 class="callout-title">Masking a 96-well plate image, take two (optional, not
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <p>Here is a Python program that is able to create the masked image
 without having to read in the <code>centers.txt</code> file.</p>
@@ -3273,7 +3273,7 @@ <h3 class="callout-title">Using a mask for a histogram (15 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3473,7 +3473,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6083,7 +6083,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -6106,8 +6106,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://datacarpentry.github.io/image-processing/aio.html",
   "identifier": "https://datacarpentry.github.io/image-processing/aio.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index 9eca5602..fa4ded9a 100644
--- a/discuss.html
+++ b/discuss.html
@@ -409,7 +409,7 @@ <h1>Discussion</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -432,7 +432,7 @@ <h1>Discussion</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/discuss.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/edge-detection.html b/edge-detection.html
index 49c65134..c136d97c 100644
--- a/edge-detection.html
+++ b/edge-detection.html
@@ -825,7 +825,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -848,7 +848,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/edge-detection.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-08-16",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 370f516a..69934b5d 100644
--- a/images.html
+++ b/images.html
@@ -751,7 +751,7 @@ <h3 id="09-challenges-figure-10">Figure 10</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -774,8 +774,8 @@ <h3 id="09-challenges-figure-10">Figure 10</h3>
   "url": "https://datacarpentry.github.io/image-processing/images.html",
   "identifier": "https://datacarpentry.github.io/image-processing/images.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 43717137..ff3a9f93 100644
--- a/index.html
+++ b/index.html
@@ -557,7 +557,7 @@ <h3 class="accordion-header" id="headingSpoiler3">
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -579,8 +579,8 @@ <h3 class="accordion-header" id="headingSpoiler3">
   "url": "https://datacarpentry.github.io/image-processing/index.html",
   "identifier": "https://datacarpentry.github.io/image-processing/index.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 0b2d8ccc..6d12164d 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -567,7 +567,7 @@ <h3 id="q-can-you-blur-while-retaining-edges">Q: Can you blur while retaining ed
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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@@ -590,8 +590,8 @@ <h3 id="q-can-you-blur-while-retaining-edges">Q: Can you blur while retaining ed
   "url": "https://datacarpentry.github.io/image-processing/instructor-notes.html",
   "identifier": "https://datacarpentry.github.io/image-processing/instructor-notes.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index 60b031b7..4e59f81d 100644
--- a/instructor/01-introduction.html
+++ b/instructor/01-introduction.html
@@ -513,7 +513,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -536,7 +536,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/01-introduction.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/02-image-basics.html b/instructor/02-image-basics.html
index dd6a5d62..9bbb4aff 100644
--- a/instructor/02-image-basics.html
+++ b/instructor/02-image-basics.html
@@ -1536,7 +1536,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1559,7 +1559,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/02-image-basics.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-18",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
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diff --git a/instructor/03-skimage-images.html b/instructor/03-skimage-images.html
index a8736602..c672d105 100644
--- a/instructor/03-skimage-images.html
+++ b/instructor/03-skimage-images.html
@@ -573,7 +573,7 @@ <h3 class="callout-title">Callout</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Here is what your Python script might look like.</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -799,7 +799,7 @@ <h3 class="callout-title">Keeping only low intensity pixels (10 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>First, load the image file <code>data/sudoku.png</code> as a
 grayscale image. Note we may want to create a copy of the image array to
@@ -952,7 +952,7 @@ <h3 class="callout-title">Practicing with slices (10 min - optional, not include
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Here is the completed Python program to select only the plant and
 roots in the image.</p>
@@ -1043,7 +1043,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1066,7 +1066,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/03-skimage-images.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-07",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/04-drawing.html b/instructor/04-drawing.html
index ca473eee..77503ab0 100644
--- a/instructor/04-drawing.html
+++ b/instructor/04-drawing.html
@@ -567,7 +567,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Drawing a circle:</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -697,7 +697,7 @@ <h3 class="callout-title">How does a mask work? (optional, not included in timin
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>When indexing the image using the mask, we access only those pixels
 at positions where the mask is <code>True</code>. So, when indexing with
@@ -763,7 +763,7 @@ <h3 class="callout-title">Masking an image of your own (optional, not included i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Here is a Python program to produce the cropped remote control image
 shown above. Of course, your program should be tailored to your
@@ -837,7 +837,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb17">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -899,7 +899,7 @@ <h3 class="callout-title">Masking a 96-well plate image, take two (optional, not
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <p>Here is a Python program that is able to create the masked image
 without having to read in the <code>centers.txt</code> file.</p>
@@ -1001,7 +1001,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1024,7 +1024,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/04-drawing.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-07",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/05-creating-histograms.html b/instructor/05-creating-histograms.html
index df955509..322702a3 100644
--- a/instructor/05-creating-histograms.html
+++ b/instructor/05-creating-histograms.html
@@ -550,7 +550,7 @@ <h3 class="callout-title">Using a mask for a histogram (15 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -746,7 +746,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -850,7 +850,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -873,7 +873,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/05-creating-histograms.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-14",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/06-blurring.html b/instructor/06-blurring.html
index 8b10b0ba..6f94a5fb 100644
--- a/instructor/06-blurring.html
+++ b/instructor/06-blurring.html
@@ -911,7 +911,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -934,7 +934,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/06-blurring.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-06-18",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/07-thresholding.html b/instructor/07-thresholding.html
index 9ae2491a..aa896266 100644
--- a/instructor/07-thresholding.html
+++ b/instructor/07-thresholding.html
@@ -1197,7 +1197,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1220,7 +1220,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/07-thresholding.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/08-connected-components.html b/instructor/08-connected-components.html
index e62e5ff6..e690b1d1 100644
--- a/instructor/08-connected-components.html
+++ b/instructor/08-connected-components.html
@@ -1261,7 +1261,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -1284,7 +1284,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/08-connected-components.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/09-challenges.html b/instructor/09-challenges.html
index c894deb9..3cfc5262 100644
--- a/instructor/09-challenges.html
+++ b/instructor/09-challenges.html
@@ -641,7 +641,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -664,7 +664,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/09-challenges.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2024-03-12",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index c162833d..ee0c1ec0 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -379,7 +379,7 @@ <h1>Page not found</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -401,8 +401,8 @@ <h1>Page not found</h1>
   "url": "https://datacarpentry.github.io/image-processing/instructor/404.html",
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/404.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index b0e3d799..bb75ed64 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -391,7 +391,7 @@ <h1>Contributor Code of Conduct</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -414,7 +414,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-25",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 58fab4e0..fc7f31be 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -439,7 +439,7 @@ <h1>Licenses</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -462,7 +462,7 @@ <h1>Licenses</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/LICENSE.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-25",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 1bc406df..7f9f41a0 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -2000,7 +2000,7 @@ <h3 class="callout-title">Callout</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Here is what your Python script might look like.</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -2230,7 +2230,7 @@ <h3 class="callout-title">Keeping only low intensity pixels (10 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>First, load the image file <code>data/sudoku.png</code> as a
 grayscale image. Note we may want to create a copy of the image array to
@@ -2385,7 +2385,7 @@ <h3 class="callout-title">Practicing with slices (10 min - optional, not include
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <p>Here is the completed Python program to select only the plant and
 roots in the image.</p>
@@ -2668,7 +2668,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>Drawing a circle:</p>
 <div class="codewrapper sourceCode" id="cb6">
@@ -2800,7 +2800,7 @@ <h3 class="callout-title">How does a mask work? (optional, not included in timin
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>When indexing the image using the mask, we access only those pixels
 at positions where the mask is <code>True</code>. So, when indexing with
@@ -2867,7 +2867,7 @@ <h3 class="callout-title">Masking an image of your own (optional, not included i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Here is a Python program to produce the cropped remote control image
 shown above. Of course, your program should be tailored to your
@@ -2941,7 +2941,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb17">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3003,7 +3003,7 @@ <h3 class="callout-title">Masking a 96-well plate image, take two (optional, not
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <p>Here is a Python program that is able to create the masked image
 without having to read in the <code>centers.txt</code> file.</p>
@@ -3280,7 +3280,7 @@ <h3 class="callout-title">Using a mask for a histogram (15 min)</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb5">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -3480,7 +3480,7 @@ <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"><
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb11">
 <h3 class="code-label">PYTHON<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -6128,7 +6128,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -6151,8 +6151,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://datacarpentry.github.io/image-processing/instructor/aio.html",
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/aio.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index d6828e5f..6999f665 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -411,7 +411,7 @@ <h1>Discussion</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -434,7 +434,7 @@ <h1>Discussion</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/discuss.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/edge-detection.html b/instructor/edge-detection.html
index c9e965b3..b60963ee 100644
--- a/instructor/edge-detection.html
+++ b/instructor/edge-detection.html
@@ -827,7 +827,7 @@ <h3 class="callout-title">Key Points</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -850,7 +850,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/edge-detection.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-08-16",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index 44d61012..7ddcabe7 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -753,7 +753,7 @@ <h3 id="09-challenges-figure-10">Figure 10</h3>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -776,8 +776,8 @@ <h3 id="09-challenges-figure-10">Figure 10</h3>
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   "identifier": "https://datacarpentry.github.io/image-processing/instructor/images.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/instructor/index.html b/instructor/index.html
index b7129e0c..d947b520 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -648,7 +648,7 @@ <h3 class="accordion-header" id="headingSpoiler3">
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -670,8 +670,8 @@ <h3 class="accordion-header" id="headingSpoiler3">
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   "identifier": "https://datacarpentry.github.io/image-processing/instructor/index.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 65059bbe..371c9926 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -602,7 +602,7 @@ <h3 id="07-thresholding-headingInstructor1">
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -625,8 +625,8 @@ <h3 id="07-thresholding-headingInstructor1">
   "url": "https://datacarpentry.github.io/image-processing/instructor/instructor-notes.html",
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/instructor-notes.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/instructor/key-points.html b/instructor/key-points.html
index bbcff52c..86a586b2 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -550,7 +550,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer>
 </div> <!-- / div.container -->
@@ -573,8 +573,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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   "identifier": "https://datacarpentry.github.io/image-processing/instructor/key-points.html",
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-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
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 }
 
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diff --git a/instructor/prereqs.html b/instructor/prereqs.html
index 585c4f31..d3a19eaa 100644
--- a/instructor/prereqs.html
+++ b/instructor/prereqs.html
@@ -447,7 +447,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -470,7 +470,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/prereqs.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/instructor/profiles.html b/instructor/profiles.html
index 326f8504..971767e1 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -341,7 +341,7 @@ <h1>Learner Profiles</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -363,8 +363,8 @@ <h1>Learner Profiles</h1>
   "url": "https://datacarpentry.github.io/image-processing/instructor/profiles.html",
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/profiles.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index d463ba5f..7335eabd 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -559,7 +559,7 @@ <h1>Reference</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -582,7 +582,7 @@ <h1>Reference</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/instructor/reference.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/key-points.html b/key-points.html
index a1e944e6..5adc5c15 100644
--- a/key-points.html
+++ b/key-points.html
@@ -548,7 +548,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer>
 </div> <!-- / div.container -->
@@ -571,8 +571,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://datacarpentry.github.io/image-processing/key-points.html",
   "identifier": "https://datacarpentry.github.io/image-processing/key-points.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
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 }
 
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diff --git a/pkgdown.yml b/pkgdown.yml
index 6da51f79..a0fff411 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.0
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-09-03T00:06Z
+last_built: 2024-09-10T00:07Z
diff --git a/prereqs.html b/prereqs.html
index 1cd1a8b6..85b04f69 100644
--- a/prereqs.html
+++ b/prereqs.html
@@ -445,7 +445,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
 			</div>
 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -468,7 +468,7 @@ <h3 id="python-skills">Python skills<a class="anchor" aria-label="anchor" href="
   "identifier": "https://datacarpentry.github.io/image-processing/prereqs.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-07-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/profiles.html b/profiles.html
index 1fad4532..13bca4ae 100644
--- a/profiles.html
+++ b/profiles.html
@@ -341,7 +341,7 @@ <h1>Learner Profiles</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -363,8 +363,8 @@ <h1>Learner Profiles</h1>
   "url": "https://datacarpentry.github.io/image-processing/profiles.html",
   "identifier": "https://datacarpentry.github.io/image-processing/profiles.html",
   "dateCreated": "2017-03-14",
-  "dateModified": "2024-09-03",
-  "datePublished": "2024-09-03"
+  "dateModified": "2024-09-10",
+  "datePublished": "2024-09-10"
 }
 
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diff --git a/reference.html b/reference.html
index c0046ac7..6adbe123 100644
--- a/reference.html
+++ b/reference.html
@@ -557,7 +557,7 @@ <h1>Reference</h1>
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
 
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
-        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.6" class="external-link">sandpaper (0.16.6)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
+        <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.7" class="external-link">sandpaper (0.16.7)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.4" class="external-link">varnish (1.0.4)</a></p>
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 		</footer></div> <!-- / div.container -->
 	<div id="to-top">
@@ -580,7 +580,7 @@ <h1>Reference</h1>
   "identifier": "https://datacarpentry.github.io/image-processing/reference.html",
   "dateCreated": "2017-03-14",
   "dateModified": "2023-04-26",
-  "datePublished": "2024-09-03"
+  "datePublished": "2024-09-10"
 }
 
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