name: CI

on:
  push:
    branches: [main]
  pull_request:

jobs:
  ci:
    runs-on: docker
    container:
      image: rust:latest
    steps:
      - uses: actions/checkout@v4

      - name: Install rustfmt and clippy
        run: rustup component add rustfmt clippy

      - name: Cache cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: ${{ runner.os }}-cargo-

      - name: Build
        run: cargo build

      - name: Format
        run: cargo fmt --check

      - name: Clippy
        run: cargo clippy -- -D warnings