diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index ccf566b..9859840 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -69,13 +69,18 @@ jobs:
       - name: Extract branch meta
         shell: bash
         id: extract_branch_meta
+        env:
+          PR_HEAD_REF: ${{ github.event.pull_request.head.ref }}
+          PR_HEAD_SHA: ${{ github.event.pull_request.head.sha }}
+          BRANCH_REF_NAME: ${{ github.ref_name}}
+          BRANCH_SHA: ${{ github.sha }}
         run: |
           if [ "${{ github.event_name }}" == 'pull_request' ]; then
-            echo "branch=${{ github.event.pull_request.head.ref }}" >> $GITHUB_OUTPUT
-            echo "sha=${{ github.event.pull_request.head.sha }}" >> $GITHUB_OUTPUT
+            echo "branch=$PR_HEAD_REF" >> $GITHUB_OUTPUT
+            echo "sha=$PR_HEAD_SHA" >> $GITHUB_OUTPUT
           else
-            echo "branch=${GITHUB_REF#refs/heads/}" >> $GITHUB_OUTPUT
-            echo "sha=${{ github.sha }}" >> $GITHUB_OUTPUT
+            echo "branch=$BRANCH_REF_NAME" >> $GITHUB_OUTPUT
+            echo "sha=$BRANCH_SHA" >> $GITHUB_OUTPUT
           fi
 
   deploy:
@@ -113,7 +118,7 @@ jobs:
       security-events: write
     steps:
       - name: run trivy vulnerability scanner
-        uses: aquasecurity/trivy-action@9ab158e8597f3b310480b9a69402b419bc03dbd5
+        uses: aquasecurity/trivy-action@1f6384b6ceecbbc6673526f865b818a2a06b07c9
         with:
           image-ref: 'ghcr.io/${{ github.repository }}:${{ github.sha }}'
           format: 'sarif'
@@ -123,6 +128,6 @@ jobs:
           ignore-unfixed: true
       - name: upload trivy results
         if: ${{ always() }}
-        uses: github/codeql-action/upload-sarif@v2
+        uses: github/codeql-action/upload-sarif@v3
         with:
           sarif_file: 'trivy-results.sarif'