delete-merged-branches.yml

name: Delete Merged Branches

on:
  pull_request:
    types: [closed]

jobs:
  delete-merged-branch:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    
    steps:
      - name: Delete merged branch
        uses: actions/github-script@v7
        with:
          script: |
            const { owner, repo } = context.repo;
            const branchName = context.payload.pull_request.head.ref;
            
            // Skip if it's the default branch
            if (branchName === 'main' || branchName === 'master') {
              console.log(`Skipping deletion of protected branch: ${branchName}`);
              return;
            }
            
            // Skip if it's from a fork
            if (context.payload.pull_request.head.repo.full_name !== context.payload.pull_request.base.repo.full_name) {
              console.log(`Skipping deletion of branch from fork: ${branchName}`);
              return;
            }
            
            try {
              await github.rest.git.deleteRef({
                owner,
                repo,
                ref: `heads/${branchName}`
              });
              console.log(`Successfully deleted branch: ${branchName}`);
            } catch (error) {
              console.log(`Failed to delete branch ${branchName}: ${error.message}`);
            }