Handle unpublished dependabot dependencies

Co-authored-by: xiang17 <9310587+xiang17@users.noreply.github.com>

Author: Copilot

.github/workflows/pull-request-helper.yml

@@ -38,7 +38,33 @@ jobs:
       #     fi
       #     git commit -a -m "./gradlew spotlessApply"
 
+      - name: Update lock files
+        id: update-lock-files
+        env:
+          NUMBER: ${{ github.event.issue.number }}
+        run: |
+          set +e
+          ./gradlew resolveAndLockAll --write-locks 2>&1 | tee /tmp/resolve-and-lock-all.log
+          status=${PIPESTATUS[0]}
+          set -e
+          if [[ $status -ne 0 ]]
+          then
+            if grep -Fq "Could not find " /tmp/resolve-and-lock-all.log
+            then
+              echo "Updated dependency is not yet available in Maven repositories, skipping helper workflow."
+              echo "skip_follow_up=true" >> "$GITHUB_OUTPUT"
+              exit 0 # success
+            fi
+            exit $status
+          fi
+          git add "*.lockfile"
+          if git diff --cached --quiet; then
+            exit 0 # success
+          fi
+          git commit -m "./gradlew resolveAndLockAll --write-locks"
+
       - name: Update license report
+        if: steps.update-lock-files.outputs.skip_follow_up != 'true'
         env:
           NUMBER: ${{ github.event.issue.number }}
         run: |
@@ -53,18 +79,8 @@ jobs:
           fi
           git commit -m "./gradlew generateLicenseReport"
 
-      - name: Update lock files
-        env:
-          NUMBER: ${{ github.event.issue.number }}
-        run: |
-          ./gradlew resolveAndLockAll --write-locks
-          git add "*.lockfile"
-          if git diff --cached --quiet; then
-            exit 0 # success
-          fi
-          git commit -m "./gradlew resolveAndLockAll --write-locks"
-
       - name: Push
+        if: steps.update-lock-files.outputs.skip_follow_up != 'true'
         env:
           GH_TOKEN: ${{ github.token }}
         run: |