release.yml

name: Release

on:
  push:
    tags:
     - 'v[0-9]+.[0-9]+.[0-9]+'

permissions:
  contents: write
  
jobs:
  # Re Run the Checks
  check:
    name: Check Rust
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install nightly
        run: rustup toolchain add --component=rustfmt nightly
      - name: Checks
        run: ./ci.sh

  release:
    # Only run if the checks pass
    name: Publish to crates.io
    needs: check
    runs-on: ubuntu-latest
    timeout-minutes: 10
    if: github.ref == 'refs/heads/main'
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Verify Version
      run: |
        TAG_VERSION=${GITHUB_REF#refs/tags/v}
        CARGO_VERSION=$(grep '^version =' Cargo.toml | sed -E 's/version = "([^"]+)"/\1/')
        if [ "$TAG_VERSION" != "$CARGO_VERSION" ]; then
          echo "Version mismatch: tag is $TAG_VERSION but Cargo.toml is $CARGO_VERSION"
          exit 1  # Exits with a non-zero status to fail the workflow
        fi
      shell: bash

    - name: Set up Rust
      uses: dtolnay/rust-toolchain@stable
      with:
        toolchain: stable

    - name: Build project
      run: cargo build --release
    
    - name: Create GitHub release
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        tag: ${{ github.ref_name }}
      run: |
        gh release create "$tag" \
            --repo="$GITHUB_REPOSITORY" \
            --title="${GITHUB_REPOSITORY#*/} ${tag#v}" \
            --generate-notes

    - name: Publish to crates.io
      env:
        CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
      # Publish to the main registry
      run: |
        echo "Publishing to crates.io"  
        cargo publish
      # To publish to the staging/testing registry, uncomment the following lines
      # run: |
      #   echo "Performing dry-run publish to crates.io"
      #   cargo publish --dry-run