name: Auto-close duplicate issues
description: Auto-closes issues that are duplicates of existing issues
on:
  schedule:
    - cron: "0 9 * * *" # Run daily at 9 AM UTC
  workflow_dispatch:

jobs:
  auto-close-duplicates:
    runs-on: ubuntu-latest
    timeout-minutes: 10
    permissions:
      contents: read
      issues: write
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Generate Marvin App token
        id: marvin-token
        uses: actions/create-github-app-token@v3
        with:
          app-id: ${{ secrets.MARVIN_APP_ID }}
          private-key: ${{ secrets.MARVIN_APP_PRIVATE_KEY }}

      - name: Install uv
        uses: astral-sh/setup-uv@v7

      - name: Auto-close duplicate issues
        run: uv run scripts/auto_close_duplicates.py
        env:
          GITHUB_TOKEN: ${{ steps.marvin-token.outputs.token }}
          GITHUB_REPOSITORY_OWNER: ${{ github.repository_owner }}
          GITHUB_REPOSITORY_NAME: ${{ github.event.repository.name }}