feat: skip testing and deployment

Author: MacMur85

.github/workflows/stage-3-build-images-devtest.yaml

@@ -142,7 +142,8 @@ jobs:
         id: set-image-tags
         run: |
 
-          PR_NUM_TAG=$(echo "${GITHUB_REF}" | sed 's/refs\/pull\/\([0-9]*\)\/merge/\1/')
+          PR_NUM=$(gh api repos/${{ github.repository }}/commits/${{ github.sha }}/pulls --jq '.[0].number')
+          PR_NUM_TAG="pr${PR_NUM}"
           IMAGE_TAG="latest"
 
           if [[ ${{steps.detect-base-image-changes.outputs.BASE_IMAGE_CHANGE}} == 'true' ]]; then