cache.yml

# Cache .snakemake/conda each sunday / monday night
---
name: Cache conda packages weekly
on:  # yamllint disable-line rule:truthy
  schedule:
    - cron: '0 0 * * 1'
  workflow_dispatch:

env:
  CACHE_NUMBER: 0  # Increment this number to invalidate the cache

jobs:
  weekly-cache:
    runs-on: ubuntu-latest
    steps:

      - name: Checkout
        uses: actions/checkout@v4
        with:
          lfs: 'true'

      - name: Set up cache
        uses: actions/cache@v4
        with:
          path: |
            .snakemake/conda
            ~/.cache/pre-commit/
          key: snakemake-conda-${{ env.CACHE_NUMBER }}
        id: cache

      - name: Download environments
        uses: snakemake/snakemake-github-action@v1.25.1
        with:
          directory: .
          snakefile: workflow/Snakefile
          args: >
            --use-conda
            --conda-create-envs-only
            --conda-frontend mamba
            --cores 1