Funkin/.github/workflows/cancel-merged-branches.yml

name: cancel-merged-branches
on:
  pull_request:
    types:
      - closed
  push:

jobs:
  cancel_stuff:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    permissions:
      actions: write
    steps:
      - uses: actions/github-script@v7
        id: cancel-runs
        with:
          result-encoding: string
          retries: 3
          script: |
            let branch_workflows = await github.rest.actions.listWorkflowRuns({
              owner: context.repo.owner,
              repo: context.repo.repo,
              workflow_id: "build-shit.yml",
              status: "queued",
              branch: "${{ github.ref_name }}"
            });
            let runs = branch_workflows.data.workflow_runs;
            runs.forEach((run) => {
              github.rest.actions.cancelWorkflowRun({
                owner: context.repo.owner,
                repo: context.repo.repo,
                run_id: run.id
              });
            });