feat(76471): potential fix

Author: bogdandina

.github/workflows/ci-cd-java.yml

@@ -43,11 +43,27 @@ jobs:
           clean: 'true'
           fetch-depth: 2
 
+      - name: Resolve shared workflow ref
+        run: |
+          set -euo pipefail
+          SHARED_WORKFLOW_REF=$(grep -roh \
+            'transitdata-shared-workflows/.github/workflows/[^@]*@[^ "'\'']*' \
+            "${GITHUB_WORKSPACE}/.github/workflows/" 2>/dev/null \
+            | sed 's/.*@//' | head -1 || true)
+
+          if [[ -z "${SHARED_WORKFLOW_REF}" ]]; then
+            echo "::warning::Could not detect shared workflow ref from caller workflows; falling back to main"
+            SHARED_WORKFLOW_REF="main"
+          fi
+
+          echo "Resolved shared workflow ref: ${SHARED_WORKFLOW_REF}"
+          echo "SHARED_WORKFLOW_REF=${SHARED_WORKFLOW_REF}" >> "$GITHUB_ENV"
+
       - name: Checkout shared workflow scripts
         uses: actions/checkout@v4
         with:
           repository: HSLdevcom/transitdata-shared-workflows
-          ref: ${{ github.workflow_sha }}
+          ref: ${{ env.SHARED_WORKFLOW_REF }}
           path: .shared-workflows
 
       - name: Setup JDK