release.yml

# agent-pmo:74cf183
# Release Diffr on a v* tag: build → package one universal VSIX → publish to the
# VS Code Marketplace → attach it to the GitHub release. One sequential job.
# Pure-TS extension (no native binaries) → a single platform-agnostic VSIX.

name: Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  release:
    name: Package and publish
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: '22.x'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Set version from tag
        run: echo "VERSION=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"

      - name: Stamp version into every carrier
        run: |
          node scripts/stamp-release-version.mjs "$VERSION"
          node scripts/verify-versions.mjs "$VERSION"

      - name: Build and package universal VSIX
        run: |
          npm run build
          npx vsce package --out "diffr-$VERSION.vsix"

      - name: Publish to VS Code Marketplace
        env:
          VSCE_PAT: ${{ secrets.VSCODE_MARKETPLACE_PAT }}
        run: |
          if [ -z "$VSCE_PAT" ]; then
            echo "::error::VSCODE_MARKETPLACE_PAT not accessible. Add Diffr to the secret's allowed repositories under Org Settings → Secrets and variables → Actions."
            exit 1
          fi
          npx vsce publish --packagePath "diffr-$VERSION.vsix" --allow-proposed-apis contribSourceControlHistoryItemMenu

      - name: Attach VSIX to GitHub release
        uses: softprops/action-gh-release@v2
        with:
          files: diffr-*.vsix
          generate_release_notes: true
          prerelease: ${{ contains(github.ref_name, '-') }}