release-plz.yml

name: Release Plz

permissions:
  pull-requests: write
  contents: write

on:
  push:
    branches:
      - main

jobs:
  release-plz:
    name: Release-plz
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
      - name: Use rust cache
        uses: Swatinem/rust-cache@v2
      - name: Run release-plz
        id: release-plz
        uses: MarcoIeni/release-plz-action@v0.5
        env:
          GITHUB_TOKEN: ${{ secrets.RELEASE_PLZ_TOKEN }}
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
      - name: Tag released PRs
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          RELEASES: ${{ steps.release-plz.outputs.releases }}
        run: |
          set -e

          # Iterate over released packages and add a label to the PRs
          # shipped with the release.
          for release in $(echo "$RELEASES" | jq -r -c '.[]'); do
              package_name=$(echo "$release" | jq -r '.package_name')
              version=$(echo "$release" | jq -r '.version')
              prs_length=$(echo "$release" | jq '.prs | length')
              if [ "$prs_length" -gt 0 ]; then
                  # Create label.
                  # Use `--force` to overwrite the label,
                  # so that the command does not fail if the label already exists.
                  label="released:$package_name-$version"
                  echo "Creating label $label"
                  gh label create $label --color BFD4F2 --force
                  for pr in $(echo "$release" | jq -r -c '.prs[]'); do
                      pr_number=$(echo "$pr" | jq -r '.number')
                      echo "Adding label $label to PR #$pr_number"
                      gh pr edit $pr_number --add-label $label
                  done
              else
                  echo "No PRs found for package $package_name"
              fi
          done