maint: do not run unit tests in all platforms

.github/workflows/test.yml

@@ -32,21 +32,8 @@ permissions:
 
 jobs:
   stable:
-    # Check each OS, all supported Python, minimum versions and latest releases
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: ['ubuntu-latest']
-        python-version: ['3.10', '3.11', '3.12']
-        dependencies: ['full', 'pre']
-        include:
-          - os: ubuntu-latest
-            python-version: '3.10'
-            dependencies: 'min'
-
-    env:
-      DEPENDS: ${{ matrix.dependencies }}
-
+    # Unit tests only on Linux/Python 3.12
+    runs-on: 'ubuntu-latest'
     steps:
       - uses: actions/checkout@v4
         with:
@@ -55,13 +42,10 @@ jobs:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
-          allow-prereleases: true
-      - name: Display Python version
-        run: python -c "import sys; print(sys.version)"
+          python-version: '3.12'
       - name: Install ANTs
         run: |
-          conda install conda-forge::ants
+          conda install -c conda-forge ants=2.5
       - name: Install datalad
         run: |
           python -m pip install datalad-installer

tox.ini

@@ -25,6 +25,7 @@ pass_env =
   NO_COLOR
   CLICOLOR
   CLICOLOR_FORCE
+  CURBRANCH
   GITHUB_ACTIONS
   TEST_DATA_HOME
   TEST_OUTPUT_DIR
@@ -43,7 +44,7 @@ labels = docs
 allowlist_externals = make
 extras = doc
 commands =
-  make -C doc html
+  make -C docs/ SPHINXOPTS="-W -v" BUILDDIR="$HOME/docs" OUTDIR="${CURBRANCH:-html}" html
 
 [testenv:spellcheck]
 description = Check spelling