chunkgen 0.2.0

Minecraft world generation library
Documentation 
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name: Release

on:
  workflow_dispatch: {}

permissions:
  contents: write # required to create and push the release tag

env:
  CARGO_TERM_COLOR: always

concurrency:
  group: release

jobs:
  release:
    name: Release
    runs-on: ubuntu-latest
    environment: crates-io
    steps:
      - uses: actions/checkout@v7
        with:
          fetch-depth: 0 # need tag history to check for collisions

      - run: cargo build --verbose
      - run: cargo test --verbose
      - run: cargo fmt --all -- --check
      - run: cargo clippy --workspace --all-targets -- -D warnings

      - id: version
        name: Determine version
        shell: bash
        run: |
          VERSION=$(awk -F'"' '/^version/ { print $2; exit }' Cargo.toml)
          TAG="v${VERSION}"

          if git rev-parse "$TAG" >/dev/null 2>&1; then
            echo "Tag $TAG already exists — bump package.version in Cargo.toml first."
            exit 1
          fi

          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
          echo "tag=$TAG" >> "$GITHUB_OUTPUT"
          echo "Releasing $TAG" >> "$GITHUB_STEP_SUMMARY"

      - run: cargo publish --workspace --token ${{ secrets.CARGO_REGISTRY_TOKEN }}

      - name: Create tag
        run: |
          git tag ${{ steps.version.outputs.tag }}
          git push origin ${{ steps.version.outputs.tag }}

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v3
        with:
          tag_name: ${{ steps.version.outputs.tag }}
          name: ${{ steps.version.outputs.tag }}
          generate_release_notes: true