converge-optimization 0.1.1

Optimization algorithms for converge.zone - Rust reimplementation of OR-Tools subset
Documentation
name: CI

on:
  push:
    branches: [main, master, develop]
  pull_request:
    branches: [main, master, develop]

env:
  CARGO_TERM_COLOR: always
  RUSTFLAGS: -Dwarnings

jobs:
  # Architecture guardrails - run first, fast fail
  guardrails:
    name: Architecture Guardrails
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Check converge-core purity
        run: |
          chmod +x scripts/check-purity.sh
          ./scripts/check-purity.sh

      - name: Check for duplicate modules
        run: |
          chmod +x scripts/check-duplicate-modules.sh
          ./scripts/check-duplicate-modules.sh

  # Rust checks
  check:
    name: Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

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

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Check (default features)
        run: cargo check --all-targets

      - name: Check (sat feature)
        run: cargo check --all-targets --features sat

  # Format check
  fmt:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-action@stable
        with:
          components: rustfmt

      - name: Check formatting
        run: cargo fmt --all -- --check

  # Lint
  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-action@stable
        with:
          components: clippy

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Clippy (default features)
        run: cargo clippy --all-targets -- -D warnings

      - name: Clippy (sat feature)
        run: cargo clippy --all-targets --features sat -- -D warnings

  # Tests
  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

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

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Run tests (default features)
        run: cargo test --all-targets

      - name: Run tests (sat feature)
        run: cargo test --all-targets --features sat

  # Documentation
  doc:
    name: Documentation
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

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

      - name: Cache cargo
        uses: Swatinem/rust-cache@v2

      - name: Check documentation
        run: cargo doc --no-deps --document-private-items
        env:
          RUSTDOCFLAGS: -Dwarnings

  # Dependency audit
  audit:
    name: Security Audit
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install cargo-audit
        run: cargo install cargo-audit

      - name: Run audit
        run: cargo audit