codeql.yml

name: CodeQL Security Scanning

on:
  # Weekly + manual only to minimize GitHub Actions costs
  schedule:
    # Run every Monday at 06:00 UTC
    - cron: '0 6 * * 1'
  workflow_dispatch:

permissions:
  actions: read
  contents: read
  security-events: write

jobs:
  analyze-csharp:
    name: Analyze C#
    runs-on: ubuntu-latest
    timeout-minutes: 30

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Set up .NET
        uses: actions/setup-dotnet@v5
        with:
          dotnet-version: "9.0.x"

      - name: Initialize CodeQL
        uses: github/codeql-action/init@v4
        with:
          languages: csharp
          queries: security-and-quality

      - name: Build solution
        run: dotnet build CognitiveMesh.sln --no-incremental

      - name: Perform CodeQL Analysis
        uses: github/codeql-action/analyze@v4
        with:
          category: "/language:csharp"
          upload: "always"