codeql.yml

name: codeql

# Required by the `main` branch ruleset (`code_scanning` with
# `alerts_threshold: errors`). Runs on PRs and pushes so the ruleset's
# auto-merge condition can clear, and on a weekly cron so newly-published
# CodeQL queries surface regressions on existing code without a push.
on:
  pull_request:
  push:
    branches: [main, v3]
  schedule:
    # Mondays 06:13 UTC — odd minute to avoid the hourly-cron stampede.
    - cron: "13 6 * * 1"

concurrency:
  group: codeql-${{ github.ref }}
  cancel-in-progress: true

# Least-privilege: only `security-events: write` for findings upload.
# No run: step consumes untrusted external input (issue/PR/commit text);
# the only template expansion is `matrix.language`, a static list.
permissions:
  security-events: write
  actions: read
  contents: read

jobs:
  analyze:
    name: analyze (${{ matrix.language }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        language:
          # CodeQL's Rust extractor only supports `build-mode: none`
          # (source-only) — see CodeQL 2.25+ release notes. No cargo
          # build step needed; the extractor parses .rs files directly.
          - rust
          # JS/TS extracts source files directly. Covers .ts, .tsx,
          # .js, and `<script>` blocks inside .vue files (the JS/TS
          # extractor reads Vue SFCs natively).
          - javascript-typescript

    steps:
      - uses: actions/checkout@v4

      - name: initialize CodeQL
        uses: github/codeql-action/init@v3
        with:
          languages: ${{ matrix.language }}
          build-mode: none
          # `security-and-quality` is configured in
          # .github/codeql-config.yml. That config also ignores generated
          # first-party extension UI assets so CodeQL reports source issues
          # instead of minified bundle internals.
          config-file: ./.github/codeql-config.yml

      - name: perform CodeQL analysis
        uses: github/codeql-action/analyze@v3
        with:
          category: /language:${{ matrix.language }}