simplex-method/.github/workflows/update-flake.yml at master · rasheedja/simplex-method · GitHub

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name: Update Nix Flake

on:
  schedule:
    # Every 2 weeks on Monday at 06:00 UTC
    - cron: "0 6 1,15 * *"
  workflow_dispatch:

permissions:
  contents: write
  pull-requests: write

jobs:
  update-flake:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@c5a866b6ab867e88becbed4467b93592bce69f8a # v21

      - name: Enable Nix cache
        uses: DeterminateSystems/magic-nix-cache-action@565684385bcd71bad329742eefe8d12f2e765b39 # v13

      - name: Update flake lockfile
        run: nix flake update

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@271a8d0340265f705b14b6d32b9829c1cb33d45e # v7.0.8
        with:
          commit-message: "chore(nix): update flake lockfile"
          title: "chore(nix): update flake lockfile"
          body: |
            Automated flake lockfile update via `nix flake update`.

            This PR was created by the scheduled update-flake workflow.
            Please review CI results before merging.
          branch: automation/update-flake-lock
          delete-branch: true
          labels: dependencies, automated