fix: ReadTheDocs should display all versions

Signed-off-by: Yuan Tang <terrytangyuan@gmail.com>

.github/workflows/update-readthedocs.yml

@@ -59,9 +59,15 @@ jobs:
             exit 1
           fi
 
+          # Get the version from the GitHub ref
+          VERSION=${GITHUB_REF#refs/*/}
+
           response=$(curl -X POST \
             -H "Content-Type: application/json" \
-            -d "{\"token\": \"$TOKEN\"}" \
+            -d "{
+              \"token\": \"$TOKEN\",
+              \"version\": \"$VERSION\"
+            }" \
             https://readthedocs.org/api/v2/webhook/llama-stack/289768/)
 
           echo "Response: $response"

docs/source/conf.py

@@ -110,6 +110,8 @@ html_theme_options = {
     "canonical_url": "https://github.com/meta-llama/llama-stack",
     "collapse_navigation": False,
     # "style_nav_header_background": "#c3c9d4",
+    'display_version': True,
+    'version_selector': True,
 }
 
 default_dark_mode = False