Ensure latest and stable tags are updated on push to main

.github/workflows/release_tag.yml

@@ -1,40 +1,36 @@
 # This GitHub Actions workflow updates the "stable" and "latest" Git tags
-# to point to the tag associated with a newly published release. It performs
-# the following steps:
-# 1. Checks out the repository code with full history.
-# 2. Configures Git with a generic user for the action.
+# to point to the latest commit on the main branch whenever code is merged.
+# It performs the following steps:
+# 1. Checks out the repository code with full history
+# 2. Configures Git with a generic user for the action
 # 3. Moves and forcibly pushes the "stable" and "latest" tags to align with
-#    the tag of the newly published release.
-# This ensures that "stable" and "latest" always point to the most recent release.
+#    the latest main branch commit
 ---
 name: Update Tags
 
-# yamllint disable-line rule:truthy
-on:
-  release:
-    types: [published]
+on:  # yamllint disable-line rule:truthy
+  push:
+    branches:
+      - main
 
 jobs:
   update-tags:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@main
+        uses: actions/checkout@v4
         with:
-          fetch-depth: '0'
+          fetch-depth: 0
 
       - name: Set up Git
         run: |
           git config --local user.email "action@github.com"
           git config --local user.name "GitHub Action"
 
-      - name: Move and push stable tag
+      - name: Move and push tags
         run: |
-          git tag -f stable ${{ github.event.release.tag_name }}
-          git push -f origin stable
-
-      - name: Move and push latest tag
-        run: |
-          git tag -f latest ${{ github.event.release.tag_name }}
-          git push -f origin latest
+          echo "Creating/updating stable and latest tags pointing to latest main commit"
+          git tag -fa stable -m "Update stable tag to latest main"
+          git tag -fa latest -m "Update latest tag to latest main"
+          git push origin stable latest --force
 ...