Yes this is what I meant! If you structure it correctly using task runners and an environment manager you can do everything locally using the same versions etc. E.g.

```yaml name: Continuous Integration (CI)

on: pull_request

permissions: contents: read

jobs: formatting: name: Formatting runs-on: ${{ matrix.architecture }} strategy: matrix: architecture: [ubuntu-24.04, ubuntu-24.04-arm] language: [rust, shell, python] steps: - name: Checkout code. uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1 - name: Setup Nix. uses: cachix/install-nix-action@4e002c8ec80594ecd40e759629461e26c8abed15 # v31.9.0 - name: Check formatting. run: nix develop -c make check-${{ matrix.language }}-formatting

  linting:
    name: Linting
    runs-on: ${{ matrix.architecture }}
    strategy:
      matrix:
        architecture: [ubuntu-24.04, ubuntu-24.04-arm]
        language: [rust]
    steps:
      - name: Checkout code.
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
      - name: Setup Nix.
        uses: cachix/install-nix-action@4e002c8ec80594ecd40e759629461e26c8abed15 # v31.9.0
      - name: Check linting.
        run: nix develop -c make check-${{ matrix.language }}-linting

  compile:
    name: Compile
    runs-on: ${{ matrix.architecture }}
    strategy:
      matrix:
        architecture: [ubuntu-24.04, ubuntu-24.04-arm]
    steps:
      - name: Checkout code.
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
      - name: Setup Nix.
        uses: cachix/install-nix-action@4e002c8ec80594ecd40e759629461e26c8abed15 # v31.9.0
      - name: Compile.
        run: nix develop -c make compile

  unit-test:
    name: Unit Test
    runs-on: ${{ matrix.architecture }}
    strategy:
      matrix:
        architecture: [ubuntu-24.04, ubuntu-24.04-arm]
    steps:
      - name: Checkout code.
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
      - name: Setup Nix.
        uses: cachix/install-nix-action@4e002c8ec80594ecd40e759629461e26c8abed15 # v31.9.0
      - name: Unit test.
        run: nix develop -c make unit-test