ci: archive DocC artifacts

Author: stephenlclarke

.github/workflows/docs.yml

@@ -23,8 +23,11 @@ jobs:
       - name: Build documentation
         run: make docs DOCS_OUTPUT="$RUNNER_TEMP/mac-sync-docs"
 
+      - name: Archive documentation
+        run: tar -czf "$RUNNER_TEMP/mac-sync-docc.tgz" -C "$RUNNER_TEMP/mac-sync-docs" .
+
       - name: Upload documentation
         uses: actions/upload-artifact@v7
         with:
           name: mac-sync-docc
-          path: ${{ runner.temp }}/mac-sync-docs
+          path: ${{ runner.temp }}/mac-sync-docc.tgz