release.yml

# Attempts to perform a release when a particular tag is pushed.
# This assumes that the CRATES_TOKEN secret has been set and contains 
# a crates.io API token with which we can publish our crates to crates.io.
name: Release

on:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+"             # e.g. v0.26.0, v1.0.0
      - "v[0-9]+.[0-9]+.[0-9]+-pre.[0-9]+"  # e.g. v0.26.0-pre.1

jobs:
  create-release:
    name: Create GitHub release
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: taiki-e/create-gh-release-action@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  publish:
    name: Publish to crates.io
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: arduino/setup-protoc@v2
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          override: true
      - name: Publish crate
        run: |
          cargo publish --token ${{ secrets.CRATES_TOKEN }}