Add CodeQL to CI suite

.github/workflows/ci.yml

@@ -96,3 +96,37 @@ jobs:
       env:
         PATH: $PATH:$(pwd)/bin
     - run: codecov
+
+  analyze:
+    name: CodeQL Analyze
+    needs:
+      - pytest
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ javascript, python ]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+          queries: +security-and-quality
+
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v2
+        if: ${{ matrix.language == 'javascript' || matrix.language == 'python' }}
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2
+        with:
+          category: "/language:${{ matrix.language }}"

tests/testapp/views.py

@@ -10,7 +10,7 @@ class FileEncoder(DjangoJSONEncoder):
     def default(self, o):
         if isinstance(o, File):
             return o.name
-        super().default(o)
+        return super().default(o)
 
 
 class ExampleFormView(generic.FormView):