Pin all dependencies

requirements.txt

@@ -1,6 +1,40 @@
-zimscraperlib>=3.1.0,<3.2
-kiwixstorage>=0.8.3,<0.9
-jinja2>=3.1.2<3.2
+## Direct dependencies
+zimscraperlib==3.1.0
+kiwixstorage==0.8.3
+Jinja2==3.1.2
 pif==0.8.2
-beautifulsoup4>=4.9.3,<4.10
-retrying>=1.3.4,<1.4
+beautifulsoup4==4.9.3
+retrying==1.3.4
+
+## The following requirements were added by pip freeze:
+aws-requests-auth==0.4.3
+Babel==2.12.1
+boto3==1.28.2
+botocore==1.31.2
+Brotli==1.0.9
+certifi==2023.5.7
+charset-normalizer==3.2.0
+colorthief==0.2.1
+file-magic==0.4.1
+idna==3.4
+iso-639==0.4.5
+jmespath==1.0.1
+libzim==3.1.0
+lxml==4.9.3
+MarkupSafe==2.1.3
+mutagen==1.46.0
+optimize-images==1.5.1
+piexif==1.1.3
+Pillow==10.0.0
+pycryptodomex==3.18.0
+python-dateutil==2.8.2
+python-resize-image==1.1.20
+pytz==2023.3
+requests==2.31.0
+s3transfer==0.6.1
+six==1.16.0
+soupsieve==2.4.1
+urllib3==1.26.16
+watchdog==3.0.0
+websockets==11.0.3
+yt-dlp==2023.7.6