runsdel.yml

name: Delete Old (Workflow Runs)
on:
  schedule:
    - cron: '5 3 * * 0'
# Run weekly, at 01:05 on the Sunday.
  workflow_dispatch:

jobs:
  del_runs:
    runs-on: ubuntu-latest
    permissions:
      actions: write
    steps:
      # delete cancelled workflow runs
      - name: Delete cancelled workflow runs
        uses: Mattraks/delete-workflow-runs@v2
        with:
          token: ${{ github.token }}
          repository: ${{ github.repository }}
          retain_days: 0
          keep_minimum_runs: 0
          delete_run_by_conclusion_pattern: cancelled, failure
      # delete workflow runs after retension period
      - name: Delete workflow runs
        uses: Mattraks/delete-workflow-runs@v2
        with:
          token: ${{ github.token }}
          repository: ${{ github.repository }}
          retain_days: 45
          keep_minimum_runs: 45