trunk-upgrade.yaml

name: Automated trunk upgrade

on:
  issue_comment:
    types:
      - created
  push:
    branches:
      - main
    paths:
      - .trunk/**
  schedule:
    - cron: 38 4 * * *
  workflow_dispatch: {}

permissions:
  contents: write
  pull-requests: write

jobs:
  trunk-upgrade:
    name: trunk upgrade

    runs-on: ubuntu-24.04
    environment: automated

    if: >-
      github.event_name != 'issue_comment' ||
      contains(github.event.comment.body, '/rerun')

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.GH_TOKEN }}

      - name: Set up Trunk
        run: curl https://get.trunk.io -fsSL | bash -s -- -y

      - name: Trunk upgrade
        run: |
          trunk upgrade --yes-to-all --no-progress --ci --color | tee .github/update.log
          sed -e '/Downloading Trunk/,/Unpacking Trunk... done/d' -e 's/\x1b\[[0-9;]*m//g' -e 's/^\(  \)\{0,1\}  /\1- /' .github/update.log > .github/pr_body.log

      - name: Check for changes
        run: |
          if git diff --exit-code; then
            echo "changes=false" >> $GITHUB_ENV
          else
            echo "changes=true" >> $GITHUB_ENV
          fi

      - name: Trunk Check
        if: env.changes == 'true'
        uses: trunk-io/trunk-action@v1
        with:
          check-mode: all
        continue-on-error: true

      - name: Commit and push to branch
        if: env.changes == 'true'
        uses: EndBug/add-and-commit@v9
        with:
          github_token: ${{ secrets.GH_TOKEN }}
          default_author: github_actions
          message: Automated trunk upgrade [skip ci]
          new_branch: automated/trunk-upgrade
          fetch: false
          push: origin automated/trunk-upgrade --set-upstream --force

      - name: Create pull request
        id: pr
        if: env.changes == 'true'
        uses: devops-infra/action-pull-request@master
        with:
          github_token: ${{ secrets.GH_TOKEN }}
          target_branch: main
          label: automated
          title: Automated trunk upgrade [skip ci]
          get_diff: false

      - name: Update pull request description
        if: env.changes == 'true'
        run: gh pr edit ${{ steps.pr.outputs.pr_number }} --body-file .github/pr_body.log
        env:
          GH_TOKEN: ${{ secrets.GH_TOKEN }}

      - name: Close pull request
        if: env.changes == 'false'
        run: gh pr list --head automated/trunk-upgrade --json number --jq '.[].number' | xargs -rn1 gh pr close --delete-branch
        env:
          GH_TOKEN: ${{ secrets.GH_TOKEN }}