rsmultigit 0.1.12

name: Main

on:
  push:
  pull_request:

permissions:
  contents: read

jobs:
  ci:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          submodules: true

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

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

      - name: Format check
        run: cargo fmt --all -- --check

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

      - name: Build
        run: cargo build --verbose

      - name: Install cargo-nextest
        uses: taiki-e/install-action@nextest

      - name: Run tests
        run: cargo nextest run

  release-build:
    needs: ci
    if: startsWith(github.ref, 'refs/tags/v')
    strategy:
      fail-fast: false
      matrix:
        include:
          - target: x86_64-unknown-linux-gnu
            os: ubuntu-latest
            suffix: linux-x86_64
          - target: aarch64-unknown-linux-gnu
            os: ubuntu-latest
            suffix: linux-aarch64
          - target: x86_64-apple-darwin
            os: macos-latest
            suffix: macos-x86_64
          - target: aarch64-apple-darwin
            os: macos-latest
            suffix: macos-aarch64
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          submodules: true

      - name: Set artifact name
        shell: bash
        run: |
          REPO="${{ github.event.repository.name }}"
          echo "ARTIFACT=${REPO}-${{ matrix.suffix }}" >> "$GITHUB_ENV"

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - name: Compute weekly apt cache key
        if: runner.os == 'Linux'
        run: echo "APT_CACHE_WEEK=$(date -u +%Y-W%V)" >> "$GITHUB_ENV"

      - name: Cache apt archives
        if: runner.os == 'Linux'
        uses: actions/cache@v4
        with:
          path: ~/.cache/apt-archives
          key: apt-${{ runner.os }}-${{ matrix.target }}-${{ env.APT_CACHE_WEEK }}

      # Acquire options because apt does not fail fast on a bad mirror. The
      # runner's /etc/apt/apt-mirrors.txt lists azure.archive.ubuntu.com first,
      # and that host goes unreachable intermittently. apt's defaults turn that
      # into a hang rather than an error: Acquire::Retries is 0, so there is no
      # second attempt, and the http timeout is 120s per connection, which the
      # mirrorlist multiplies across every suite and component. Timeout=15 caps
      # how long a dead mirror holds each connection and Retries=3 lets apt fall
      # through to archive.ubuntu.com. veltzer.github.io lost a build to exactly
      # this on 2026-08-19.
      - name: Install cross-compilation tools (Linux aarch64)
        if: matrix.target == 'aarch64-unknown-linux-gnu'
        env:
          APT_OPTS: >-
            -o Acquire::Retries=3
            -o Acquire::http::Timeout=15
            -o Acquire::https::Timeout=15
        run: |
          mkdir -p ~/.cache/apt-archives/partial
          sudo apt-get $APT_OPTS update
          sudo apt-get $APT_OPTS -o Dir::Cache::Archives="$HOME/.cache/apt-archives" install -y gcc-aarch64-linux-gnu
          sudo chown -R "$USER" ~/.cache/apt-archives

      - name: Build
        env:
          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc
        run: cargo build --release --target ${{ matrix.target }} --features vendored-openssl

      - name: Rename binary
        run: cp target/${{ matrix.target }}/release/${{ github.event.repository.name }} ${{ env.ARTIFACT }}

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.ARTIFACT }}
          path: ${{ env.ARTIFACT }}

  release:
    needs: release-build
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts
          merge-multiple: true

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: artifacts/*

  docs:
    needs: ci
    if: startsWith(github.ref, 'refs/tags/v')
    permissions:
      contents: read
      pages: write
      id-token: write
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    concurrency:
      group: pages
      cancel-in-progress: true
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Install mdBook
        uses: peaceiris/actions-mdbook@v2
        with:
          mdbook-version: latest

      - name: Build book
        run: mdbook build docs

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: docs/book

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4