milestone.yml

name: Assign milestone to PRs

on:
  pull_request_target:
    types: [opened, reopened]

jobs:
  assign-milestone:
    name: Assign next-release milestone
    runs-on: ubuntu-latest
    if: contains(fromJSON('["dependabot[bot]", "transifex-integration[bot]", "imgbot[bot]", "Copilot", "BornToBeRoot"]'), github.event.pull_request.user.login)
    permissions:
      issues: write
      pull-requests: write
    steps:
      - name: Assign milestone
        uses: actions/github-script@v7
        with:
          script: |
            const milestones = await github.rest.issues.listMilestones({
              owner: context.repo.owner,
              repo: context.repo.repo,
              state: 'open'
            });

            const milestone = milestones.data.find(m => m.title === 'next-release');

            if (!milestone) {
              core.warning('Milestone "next-release" not found');
              return;
            }

            await github.rest.issues.update({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.payload.pull_request.number,
              milestone: milestone.number
            });