codeql.yml

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: CodeQL

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  schedule:
    # Weekly scan, Monday 13:00 UTC.
    - cron: '0 13 * * 1'

permissions:
  contents: read

jobs:
  analyze:
    name: Analyze (${{ matrix.language }})
    runs-on: ubuntu-latest
    timeout-minutes: 30
    permissions:
      security-events: write
      packages: read
      actions: read
      contents: read

    strategy:
      fail-fast: false
      matrix:
        include:
          - language: go
            build-mode: autobuild
          - language: javascript-typescript
            build-mode: none
          - language: python
            build-mode: none
          - language: actions
            build-mode: none

    steps:
      - name: Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0  # v7.0.0
        with:
          # CodeQL only reads the tree; it never pushes. Dropping the
          # credential keeps it out of later steps and any uploaded artifact.
          persist-credentials: false

      - name: Initialize CodeQL
        uses: github/codeql-action/init@95e58e9a2cdfd71adc6e0353d5c52f41a045d225  # v4.35.2
        with:
          languages: ${{ matrix.language }}
          build-mode: ${{ matrix.build-mode }}
          queries: security-extended,security-and-quality

      - name: Set up Go
        if: matrix.language == 'go'
        uses: actions/setup-go@b7ad1dad31e06c5925ef5d2fc7ad053ef454303e  # v7.0.0
        with:
          go-version: '1.25'

      - name: Perform CodeQL Analysis
        uses: github/codeql-action/analyze@95e58e9a2cdfd71adc6e0353d5c52f41a045d225  # v4.35.2
        with:
          category: '/language:${{ matrix.language }}'