name: Publish crate to crates.io

on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+' # We only want to publish when a tag is pushed

jobs:
  publish-clerk:
    name: Publish crate to crates.io
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v2

      - name: Install stable toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true

      - run: cargo publish --token ${CRATES_TOKEN}
        env:
          CRATES_TOKEN: ${{ secrets.CRATES_IO_TOKEN }}
