ci-devsecops.yml

name: CI DevSecOps

on:
  push:
    branches: ["main", "master"]
  pull_request:
  workflow_dispatch:

permissions:
  contents: read
  actions: read

jobs:
  build-test-scan:
    # Native EcoQoS read-back needs the Windows 11-era kernel (build 22000+).
    runs-on: windows-2025

    steps:
      - name: Checkout
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1

      - name: Setup .NET
        uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6.0.0
        with:
          dotnet-version: "8.0.x"

      - name: Restore
        run: dotnet restore "ThreadPilot_1.sln"

      - name: Verify formatting
        continue-on-error: true
        run: dotnet format "ThreadPilot_1.sln" --verify-no-changes --verbosity diagnostic --report dotnet-format-report.json

      - name: Build Debug
        run: dotnet build "ThreadPilot_1.sln" --configuration Debug --no-restore

      - name: Build Release
        run: dotnet build "ThreadPilot_1.sln" --configuration Release --no-restore

      - name: Run tests
        run: dotnet test "Tests/ThreadPilot.Core.Tests/ThreadPilot.Core.Tests.csproj" --configuration Release --no-restore --verbosity normal --collect:"XPlat Code Coverage" --settings "Tests/ThreadPilot.Core.Tests/coverlet.runsettings" --results-directory TestResults

      - name: Enforce coverage gate
        shell: pwsh
        run: |
          $ErrorActionPreference = "Stop"
          $coveragePath = Get-ChildItem -Path "TestResults" -Recurse -Filter "coverage.cobertura.xml" |
            Sort-Object LastWriteTimeUtc -Descending |
            Select-Object -First 1 -ExpandProperty FullName

          if ([string]::IsNullOrWhiteSpace($coveragePath))
          {
            throw "Coverage file not found under TestResults."
          }

          [xml]$coverage = Get-Content $coveragePath
          $lineRate = [double]$coverage.coverage.'line-rate' * 100
          $branchRate = [double]$coverage.coverage.'branch-rate' * 100
          # Keep the gate slightly below measured main coverage so meaningful tests can raise it deliberately.
          $minimumLineRate = 35.0

          $summary = @(
            "## Coverage Gate",
            "- file: $coveragePath",
            "- line coverage: $([math]::Round($lineRate, 2))%",
            "- branch coverage: $([math]::Round($branchRate, 2))%",
            "- minimum line coverage: $minimumLineRate%"
          )

          $summary | Out-File -FilePath $env:GITHUB_STEP_SUMMARY -Encoding utf8 -Append
          $summary | ForEach-Object { Write-Host $_ }

          if ($lineRate -lt $minimumLineRate)
          {
            throw "Coverage gate failed. Expected >= $minimumLineRate, actual: $([math]::Round($lineRate, 2))"
          }

      - name: Upload coverage
        uses: codecov/codecov-action@b9fd7d16f6d7d1b5d2bec1a2887e65ceed900238 # v4.6.0
        with:
          files: '**/coverage.cobertura.xml'
          fail_ci_if_error: false

      - name: Dependency vulnerability audit
        shell: pwsh
        run: |
          $ErrorActionPreference = "Stop"
          $audit = dotnet list "ThreadPilot.csproj" package --vulnerable --include-transitive
          $audit | Out-String | Write-Host

          if ($LASTEXITCODE -ne 0) {
            throw "dotnet list package --vulnerable failed."
          }

          if ($audit -match "has the following vulnerable packages") {
            throw "Vulnerable packages detected."
          }

      - name: Secret scan (Gitleaks)
        shell: pwsh
        run: |
          $ErrorActionPreference = "Stop"
          $version = "8.24.3"
          $baseUrl = "https://github.com/gitleaks/gitleaks/releases/download/v$version"
          $zipAsset = "gitleaks_${version}_windows_x64.zip"
          $toolDir = Join-Path $env:RUNNER_TEMP "gitleaks-bin"

          if (Test-Path $toolDir) {
            Remove-Item -Path $toolDir -Recurse -Force
          }

          # Pinned hash from gitleaks_8.24.3_checksums.txt: refuse a swapped binary.
          $expectedZipSha256 = "3f1a35578631dbfe633cc5b49e6c906e55ff14a4bfd7336a10fb27fe33b6dcd2"
          Invoke-WebRequest -Uri "$baseUrl/$zipAsset" -OutFile "gitleaks.zip"
          $actualZipSha256 = (Get-FileHash -Path "gitleaks.zip" -Algorithm SHA256).Hash
          if ($actualZipSha256 -ne $expectedZipSha256) {
            throw "Gitleaks archive checksum mismatch: $actualZipSha256"
          }

          Expand-Archive -Path "gitleaks.zip" -DestinationPath $toolDir -Force

          # Remove vendored tool docs from scan scope to avoid known upstream sample false positives.
          if (Test-Path ".\\gitleaks-bin") {
            Remove-Item -Path ".\\gitleaks-bin" -Recurse -Force
          }

          $gitleaksExe = Resolve-Path (Join-Path $toolDir "gitleaks.exe")
          & $gitleaksExe detect --source "." --no-git --exit-code 1 --redact --verbose --report-format json --report-path gitleaks-report.json

      - name: Upload security artifacts
        if: always()
        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
        with:
          name: security-reports
          path: |
            gitleaks-report.json
            dotnet-format-report.json