streamweave 0.10.1

name: 🚀 Release & Publish
on:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+" # v1.2.3
      - "v[0-9]+.[0-9]+.[0-9]+-*" # v1.2.3-beta.1
# Only one release at a time
concurrency:
  group: release
  cancel-in-progress: false
env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1
jobs:
  # =============================================================================
  # VALIDATE
  # =============================================================================
  validate:
    name: 🔍 Validate Release
    runs-on: ubuntu-latest
    permissions:
      contents: read
    outputs:
      version: ${{ steps.version.outputs.version }}
      is_prerelease: ${{ steps.version.outputs.is_prerelease }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
      - name: Extract version from tag
        id: version
        run: |
          TAG="${GITHUB_REF#refs/tags/v}"
          echo "version=${TAG}" >> "$GITHUB_OUTPUT"

          if [[ "${TAG}" == *"-"* ]]; then
            echo "is_prerelease=true" >> "$GITHUB_OUTPUT"
            echo "📦 Prerelease version: ${TAG}"
          else
            echo "is_prerelease=false" >> "$GITHUB_OUTPUT"
            echo "📦 Release version: $TAG"
          fi
      - name: Verify version matches Cargo.toml
        run: |
          CARGO_VERSION=$(grep '^version = ' Cargo.toml | head -1 | cut -d '"' -f 2)
          TAG_VERSION="${{ steps.version.outputs.version }}"

          echo "📋 Tag version: $TAG_VERSION"
          echo "📋 Cargo.toml version: $CARGO_VERSION"

          if [[ "$CARGO_VERSION" != "$TAG_VERSION" ]]; then
            echo "❌ Version mismatch!"
            echo "   Tag: v$TAG_VERSION"
            echo "   Cargo.toml: $CARGO_VERSION"
            exit 1
          fi

          echo "✅ Versions match!"
  # =============================================================================
  # BUILD & TEST
  # =============================================================================
  build:
    name: 🔨 Build & Test
    runs-on: ubuntu-latest
    needs: validate
    permissions:
      contents: read
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
      - name: Setup Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: stable
          components: rustfmt, clippy
      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2
      - name: Check formatting
        run: cargo fmt --all -- --check
      - name: Run clippy
        run: cargo clippy --all-targets --all-features -- -D warnings
      - name: Run tests
        run: cargo test --tests --all-features
      - name: Build release
        run: cargo build --release --all-features
      - name: Verify package
        run: cargo publish --dry-run
  # =============================================================================
  # PUBLISH TO CRATES.IO
  # =============================================================================
  publish:
    name: 📤 Publish to crates.io
    runs-on: ubuntu-latest
    needs: [validate, build]
    permissions:
      contents: read
    environment:
      name: crates-io
      url: https://crates.io/crates/streamweave
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
      - name: Setup Rust
        uses: dtolnay/rust-toolchain@stable
      - name: Publish to crates.io
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        run: |
          echo "🚀 Publishing v${{ needs.validate.outputs.version }} to crates.io..."
          cargo publish
          echo "✅ Published successfully!"
  # =============================================================================
  # CREATE GITHUB RELEASE
  # =============================================================================
  release:
    name: 🎉 Create GitHub Release
    runs-on: ubuntu-latest
    needs: [validate, publish]
    permissions:
      contents: write
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - name: Generate changelog
        id: changelog
        run: |
          PREV_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")
          {
            echo "## What's Changed"
            echo ""
            if [[ -n "${PREV_TAG}" ]]; then
              echo "Changes since ${PREV_TAG}:"
              echo ""
              git log --pretty=format:"* %s (%h)" "${PREV_TAG}"..HEAD
            else
              echo "Initial release! 🎉"
            fi
            echo ""
            echo ""
            echo "---"
            echo ""
          } > CHANGELOG.md
          {
            echo "📦 **Install from crates.io:**"
            echo '```toml'
            echo '[dependencies]'
            echo 'streamweave = "${{ needs.validate.outputs.version }}"'
            echo '```'
            echo ""
            echo "📚 **Documentation:** [docs.rs/streamweave](https://docs.rs/streamweave)"
          } >> CHANGELOG.md
      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          name: v${{ needs.validate.outputs.version }}
          body_path: CHANGELOG.md
          draft: false
          prerelease: ${{ needs.validate.outputs.is_prerelease == 'true' }}
          generate_release_notes: true
          make_latest: ${{ needs.validate.outputs.is_prerelease != 'true' }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  # =============================================================================
  # PUBLISH DOCUMENTATION
  # =============================================================================
  docs:
    name: 📚 Publish Documentation
    runs-on: ubuntu-latest
    needs: [validate, publish]
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
      - name: Setup Rust
        uses: dtolnay/rust-toolchain@stable
      - name: Cache dependencies
        uses: Swatinem/rust-cache@v2
      - name: Generate documentation
        run: |
          echo "📚 Generating documentation..."
          ./bin/docs
  # =============================================================================
  # RELEASE COMPLETE
  # =============================================================================
  notify:
    name: 📢 Release Complete
    runs-on: ubuntu-latest
    needs: [validate, publish, release, docs]
    if: always()
    steps:
      - name: Check release status
        run: |
          if [[ "${{ needs.publish.result }}" != "success" ]]; then
            echo "❌ Release failed at publish step"
            exit 1
          fi

          echo "🎉 StreamWeave v${{ needs.validate.outputs.version }} released!"
          echo ""
          echo "📦 crates.io: https://crates.io/crates/streamweave/${{ needs.validate.outputs.version }}"
          echo "📚 docs.rs: https://docs.rs/streamweave/${{ needs.validate.outputs.version }}"