Add sphinx-last-updated-by-git extenstion. (#1807)

* Add sphinx-last-updated-by-git extenstion.

Show the last time the page was updated. Useful for docs like AI tools guidelines.

Migrate to RTD jobs because we cannot have both command and jobs in rtd.

Author: Mariatta

.readthedocs.yml

@@ -13,9 +13,14 @@ build:
   tools:
     python: "3"
 
-  commands:
-    - asdf plugin add uv
-    - asdf install uv latest
-    - asdf global uv latest
-    - make dirhtml BUILDDIR=_readthedocs
-    - mv _readthedocs/dirhtml _readthedocs/html
+  jobs:
+    post_checkout:
+      - git fetch --unshallow || true
+    build:
+      html:
+        - asdf plugin add uv
+        - asdf install uv latest
+        - asdf global uv latest
+        - make dirhtml BUILDDIR=_readthedocs
+        - mkdir -p $READTHEDOCS_OUTPUT
+        - mv _readthedocs/dirhtml $READTHEDOCS_OUTPUT/html

conf.py

@@ -10,10 +10,13 @@
     'sphinx.ext.todo',
     'sphinx_copybutton',
     'sphinx_inline_tabs',
+    'sphinx_last_updated_by_git',
     'sphinxext.opengraph',
     'sphinxext.rediraffe',
 ]
 
+html_last_updated_fmt = '%b %d, %Y'
+
 # The master toctree document.
 master_doc = 'index'
 

requirements.txt

@@ -3,6 +3,7 @@ jinja2
 linklint
 sphinx-autobuild>=2025.8.25
 sphinx-inline-tabs>=2025.12.21.14
+sphinx-last-updated-by-git>=0.3.8
 sphinx-lint==1.0.2
 sphinx-notfound-page>=1.1.0
 sphinx_copybutton>=0.5.2