ci: post-release-templates always use latest tag with workflow_dispatch

Author: denolfe

.github/workflows/post-release-templates.yml

@@ -5,10 +5,6 @@ on:
     types:
       - published
   workflow_dispatch:
-    inputs:
-      tag:
-        description: 'Release tag to process (optional)'
-        required: true
 
 env:
   NODE_VERSION: 22.6.0
@@ -64,12 +60,15 @@ jobs:
       - name: Determine Release Tag
         id: determine_tag
         run: |
-          if [ "${{ github.event.inputs.tag }}" != "" ]; then
-            echo "Using tag from input: ${{ github.event.inputs.tag }}"
-            echo "release_tag=${{ github.event.inputs.tag }}" >> "$GITHUB_OUTPUT"
-          else
+          if [ "${{ github.event.release.tag_name }}" != "" ]; then
             echo "Using tag from release event: ${{ github.event.release.tag_name }}"
             echo "release_tag=${{ github.event.release.tag_name }}" >> "$GITHUB_OUTPUT"
+          else
+            # pull latest tag from github, must match any version except v2. Should match v3, v4, v99, etc.
+            echo "Fetching latest tag from github..."
+            LATEST_TAG=$(git describe --tags --abbrev=0 --match 'v[0-9]*' --exclude 'v2*')
+            echo "Latest tag: $LATEST_TAG"
+            echo "release_tag=$LATEST_TAG" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Commit and push changes