name: Validate Flake Lock

on:
  workflow_dispatch:
  push:
    paths:
      - "**.lock"

jobs:
  check-flake:
    name: Check Lock
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Nix
        uses: cachix/install-nix-action@v31

      - name: Check flake.lock
        run: nix run github:tgirlcloud/locker