name: Update Flake

on:
  schedule:
    - cron: '0 8 * * *'
  workflow_dispatch:

jobs:
  update-flake:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - name: Install Nix
      uses: DeterminateSystems/nix-installer-action@v4
    - name: Run the Magic Nix Cache
      uses: DeterminateSystems/magic-nix-cache-action@v1
    - run: nix flake update
    - uses: stefanzweifel/git-auto-commit-action@v4
      with:
        commit_message: "[automation] Update flake"