ci: prep for publishing (#8)

action.yml

@@ -1,5 +1,5 @@
-name: Conditional Container Builder with Fallback
-description: Build if trigger conditions are met, else use fallback image
+name: Get PR Number
+description: Get PR number for mergue queues and squash merges
 branding:
   icon: package
   color: blue
@@ -29,7 +29,7 @@ runs:
     - id: vars
       shell: bash
       run: |
-        # Get PR number (different process for merge queue)
+        # Get PR number (pull_request, merge_group or push)
         if [ ${{ github.event_name }} == 'pull_request' ]
         then
           echo "Event type: pull request"
@@ -41,12 +41,10 @@ runs:
         elif [ ${{ github.event_name }} == 'push' ]
         then
           echo "Event type: push"
-          # HEAD=$(git log main --oneline | head -n1 | awk '{print $1}')
-          HEAD=${{ github.event.after }}
           pr=$(\
             curl -sL -H "Accept: application/vnd.github+json" -H "Authorization: Bearer ${{ inputs.token }}" \
               -H "X-GitHub-Api-Version: 2022-11-28" \
-              https://api.github.com/repos/${{ github.repository }}/commits/${HEAD}/pulls \
+              https://api.github.com/repos/${{ github.repository }}/commits/${{ github.event.after }}/pulls \
                 | jq .[0].number
           )