Fix and add tests for configure_vscode script

- Fix wrong python attribute used in `configure_vscode.py`.
- Add CI/CD tests to verify the script works to detect errors earlier.

.github/workflows/checks.scripts.yaml

@@ -53,3 +53,39 @@ jobs:
       -
         name: Run install-deps
         run: ${{ matrix.install-command }}
+
+  configure-vscode:
+    runs-on: ${{ matrix.os }}-latest
+    strategy:
+      matrix:
+        os: [ macos, ubuntu, windows ]
+      fail-fast: false # Still interested to see results from other combinations
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+      -
+        name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+      -
+        name: Install VSCode on macOS
+        if: matrix.os == 'macos'
+        run: brew install --cask visual-studio-code
+      -
+        name: Install VSCode on Linux
+        if: matrix.os == 'ubuntu'
+        run: flatpak install flathub com.visualstudio.code
+      -
+        name: Install VSCode on Windows
+        if: matrix.os == 'windows'
+        run: |-
+          scoop bucket add extras
+          scoop install vscode
+      -
+        name: Install dependencies
+        uses: ./.github/actions/npm-install-dependencies
+      -
+        name: Create icons
+        run: npm run icons:build

scripts/configure_vscode.py

@@ -110,7 +110,7 @@ def remove_json_comments(json_like: str) -> str:
     pattern: str = r'(?:"(?:\\.|[^"\\])*"|/\*[\s\S]*?\*/|//.*)|([^:]//.*$)'
     return re.sub(
         pattern,
-        lambda m: '' if m.group(1) else m.agroup(0), json_like, flags=re.MULTILINE,
+        lambda m: '' if m.group(1) else m.group(0), json_like, flags=re.MULTILINE,
     )
 
 def install_vscode_extensions(vscode_cli_path: str, extensions: list[str]) -> None: