name: update-rust-toolchain
on:
  workflow_dispatch: # allows manual triggering
  schedule:
    - cron: '0 0 * * 0' # runs weekly on Sunday at 00:00

jobs:
  lockfile:
    runs-on: ubuntu-latest
    timeout-minutes: 5
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
      - name: Install Nix
        uses: cachix/install-nix-action@v16
        with:
          nix_path: nixpkgs=channel:nixos-unstable
          extra_nix_config: |
            access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      - name: update rust toolchain
        id: urt
        uses: a-kenji/update-rust-toolchain@main
        with:
          minor-version-delta: 1
          labels: |
            dependencies
            automated
            rust