create-pr.yml

name: Create a test PR after merge

on:
  push:
    branches:
      - main

permissions:
  contents: write
  pull-requests: write

jobs:
  create-pr:
    name: Create a test PR after merge 
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      # We need a fresh base branch every time,
      # so that it doesn't contain the text that we want to merge with the PR.
      - name: Generate branch names
        id: generate_branches
        run: |
          timestamp=$(date +%Y-%m-%dT%H-%M)
          echo "base_branch=test_base_$timestamp" >> $GITHUB_OUTPUT
          echo "head_branch=test_head_$timestamp" >> $GITHUB_OUTPUT
      
      - name: Create a base branch
        run: |
          git push origin HEAD:${{ steps.generate_branches.outputs.base_branch }}
      
      - name: Create the changes for the PR
        run: |
          mkdir text
          cp src/examples/0014-improve-locking-mechanism-for-parachains.md ./text/

      - name: Create a test PR
        uses: peter-evans/create-pull-request@5b4a9f6a9e2af26e5f02351490b90d01eb8ec1e5 # v5
        with:
          base: ${{ steps.generate_branches.outputs.base_branch }}
          branch: ${{ steps.generate_branches.outputs.head_branch }}
          add-paths: |
            text/*.md
          title: "[Post-merge test] A test PR for testing the action"
          body: "@paritytech/opstooling This is a test PR created automatically because a recent change has been merged to master.\nUse `/rfc process 0x39fbc57d047c71f553aa42824599a7686aea5c9aab4111f6b836d35d3d058162` to process the PR and test out the code on `main`."