release-on-tag.yml

name: Release On Tag

on:
  push:
    tags:
      - "v*"

permissions:
  contents: write

jobs:
  release:
    runs-on: windows-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Verify tag matches Cargo version
        shell: pwsh
        run: |
          $cargoVersion = Select-String -Path Cargo.toml -Pattern '^version\s*=\s*"([^"]+)"' | ForEach-Object { $_.Matches[0].Groups[1].Value }
          if (-not $cargoVersion) {
            throw "Unable to read version from Cargo.toml"
          }

          $expectedTag = "v$cargoVersion"
          if ("${{ github.ref_name }}" -ne $expectedTag) {
            throw "Tag ${{ github.ref_name }} does not match Cargo.toml version $cargoVersion"
          }

      - name: Build release DLL
        run: cargo build --release

      - name: Prepare release assets
        shell: pwsh
        run: |
          $assetDir = "dist"
          $archiveName = "windbg-mcp-rs-${{ github.ref_name }}-windows-x64.zip"

          New-Item -ItemType Directory -Path $assetDir -Force | Out-Null
          Copy-Item "target/release/windbg_mcp_rs.dll" "$assetDir/windbg_mcp_rs.dll"

          if (Test-Path "target/release/windbg_mcp_rs.pdb") {
            Copy-Item "target/release/windbg_mcp_rs.pdb" "$assetDir/windbg_mcp_rs.pdb"
          }

          Compress-Archive -Path "$assetDir/*" -DestinationPath $archiveName -Force
          $hash = (Get-FileHash $archiveName -Algorithm SHA256).Hash.ToLowerInvariant()
          Set-Content -Path "$archiveName.sha256" -Value "$hash  $archiveName"

      - name: Publish GitHub release
        uses: ncipollo/release-action@v1
        with:
          tag: ${{ github.ref_name }}
          name: Release ${{ github.ref_name }}
          artifactErrorsFailBuild: true
          generateReleaseNotes: true
          artifacts: |
            windbg-mcp-rs-${{ github.ref_name }}-windows-x64.zip
            windbg-mcp-rs-${{ github.ref_name }}-windows-x64.zip.sha256
            target/release/windbg_mcp_rs.dll
            target/release/windbg_mcp_rs.pdb