Add test video artifact capture and upload on failure

This ensures that video artifacts from the latest failed test are captured and uploaded for better debugging. The workflow now handles artifact management by copying the video files and uploading them automatically during test failures.

Author: VitaliyBoyko

.github/workflows/gradle.yml

@@ -58,6 +58,23 @@ jobs:
       - name: Tests
         run: ./gradlew test
 
+      - name: Capture Test Artifacts on Failure
+        if: failure()
+        run: |
+          mkdir -p artifacts/videos
+          latest_file=$(ls -Art video | tail -n 1)
+          if [ -n "$latest_file" ]; then
+            cp "video/$latest_file" "artifacts/videos/latest-test-video.mp4"
+          fi
+        shell: bash
+
+      - name: Upload Test Video Artifact
+        if: failure()
+        uses: actions/upload-artifact@v3
+        with:
+          name: latest-test-video
+          path: artifacts/videos/latest-test-video.avi
+
   static-tests:
     runs-on: ubuntu-latest