fix: extract skipped_modules.json from correct image path in container build

Author: KristjanESPERANTO

.github/workflows/container-build.yaml

@@ -79,20 +79,15 @@ jobs:
             --opt build-arg:GITHUB_TOKEN=${{ secrets.GITHUB_TOKEN }} \
             $PARAMS \
             --output type=local,dest=build-output
-          if [ -d build-output/data/cache ]; then
-            rm -rf website/data/cache
-            mkdir -p website/data/cache
-            cp -a build-output/data/cache/. website/data/cache/
-          fi
-          # Extract skipped_modules.json for validation
-          if [ -f build-output/data/skipped_modules.json ]; then
-            mkdir -p website/data
-            cp build-output/data/skipped_modules.json website/data/skipped_modules.json
-          else
-            # Create empty skipped_modules.json if pipeline didn't create it
-            mkdir -p website/data
-            echo '[]' > website/data/skipped_modules.json
-          fi
+          # The local exporter writes the final image filesystem; our website
+          # data lives under /usr/share/nginx/website (see container/Dockerfile).
+          # The pipeline always writes both of these files, so a missing file
+          # is a real error and should fail the build.
+          WEBSITE_DATA="build-output/usr/share/nginx/website/data"
+          rm -rf website/data/cache
+          mkdir -p website/data/cache
+          cp -a "$WEBSITE_DATA/cache/." website/data/cache/
+          cp "$WEBSITE_DATA/skipped_modules.json" website/data/skipped_modules.json
           rm -rf build-output
       - name: Upload pipeline data for validation
         if: always()