name: CI — P1 Route (Rust)
on:
  push:
    branches: [main]
    paths: ['products/01-llm-cost-router/**']
  pull_request:
    paths: ['products/01-llm-cost-router/**']

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('products/01-llm-cost-router/Cargo.lock') }}

      - name: Run tests
        run: cargo test --workspace
        working-directory: products/01-llm-cost-router

      - name: Clippy
        run: cargo clippy --workspace -- -D warnings
        working-directory: products/01-llm-cost-router

      - name: Format check
        run: cargo fmt --check
        working-directory: products/01-llm-cost-router