Fix create-executables.yml workflow to upload output to release page

.github/workflows/create-executables.yml

@@ -5,6 +5,9 @@ on:
   release:
     types: [published]
 
+permissions:
+  contents: write
+
 jobs:
   build:
     name: Build executables (${{ matrix.os }})
@@ -45,22 +48,57 @@ jobs:
       - name: Build server
         run: pyinstaller --clean server.spec
 
-      - name: Upload client artifact
+      - name: Package build outputs
+        shell: bash
+        env:
+          ARTIFACT_SUFFIX: ${{ matrix.artifact_suffix }}
+        run: |
+          python - <<'PY'
+          from pathlib import Path
+          import os
+          import zipfile
+
+          suffix = os.environ['ARTIFACT_SUFFIX']
+          dist_dir = Path('dist')
+          asset_dir = Path('release-assets')
+          asset_dir.mkdir(exist_ok=True)
+
+          for app_name in ('Zordon-client', 'Zordon-server'):
+              source = next(
+                  (
+                      path for path in (
+                          dist_dir / f'{app_name}.exe',
+                          dist_dir / f'{app_name}.app',
+                          dist_dir / app_name,
+                      )
+                      if path.exists()
+                  ),
+                  None,
+              )
+
+              if source is None:
+                  raise FileNotFoundError(f'Could not find PyInstaller output for {app_name}')
+
+              zip_path = asset_dir / f'{app_name}-{suffix}.zip'
+              with zipfile.ZipFile(zip_path, 'w', compression=zipfile.ZIP_DEFLATED) as zip_file:
+                  if source.is_dir():
+                      for file_path in source.rglob('*'):
+                          if file_path.is_file():
+                              zip_file.write(file_path, source.name / file_path.relative_to(source))
+                  else:
+                      zip_file.write(source, source.name)
+          PY
+
+      - name: Upload build artifacts
         uses: actions/upload-artifact@v4
         with:
-          name: Zordon-client-${{ matrix.artifact_suffix }}
-          path: |
-            dist/Zordon-client
-            dist/Zordon-client.exe
-            dist/Zordon-client.app
+          name: Zordon-build-${{ matrix.artifact_suffix }}
+          path: release-assets/*.zip
           if-no-files-found: error
 
-      - name: Upload server artifact
-        uses: actions/upload-artifact@v4
-        with:
-          name: Zordon-server-${{ matrix.artifact_suffix }}
-          path: |
-            dist/Zordon-server
-            dist/Zordon-server.exe
-            dist/Zordon-server.app
-          if-no-files-found: error
+      - name: Attach assets to release
+        if: github.event_name == 'release'
+        shell: bash
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: gh release upload "${{ github.event.release.tag_name }}" release-assets/*.zip --clobber