tailscale 0.2.0

A work-in-progress Tailscale implementation
Documentation 
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name: rust

on:
  push:
    branches:
      - main
  pull_request:
  schedule:
    # Nightly run; execute daily at 06:37 AM UTC on main (default branch).
    - cron: '37 6 * * *'

env:
  CARGO_TERM_COLOR: always

jobs:
  build_test:
    strategy:
      fail-fast: false
      matrix:
        is_pr_or_push:
          - ${{github.event_name == 'pull_request' || github.event_name == 'push'}}
        target:
          - triple: x86_64-unknown-linux-gnu
            runner: linux-x86_64-16cpu
          - triple: aarch64-unknown-linux-gnu
            runner: linux-arm64-16cpu
          - triple: aarch64-apple-darwin
            runner: macos-26
        toolchain:
          - version: 1.93.1
            label: prev
          - version: 1.94.0
            label: latest
        exclude:
          # Don't run macOS builds on PR/push workflows; only on the nightly workflow.
          - is_pr_or_push: true
            target:
              triple: aarch64-apple-darwin
    # The name needs to remain stable for the "Require status checks to pass" feature of our branch
    # protection rules to work, thus the "toolchain.label" field in the matrix. Unfortunately the
    # status check matching on job name doesn't support regexes, just an exact job name match.
    name: test (rust ${{ matrix.toolchain.label }}, ${{ matrix.target.triple }})
    runs-on: ${{ matrix.target.runner }}
    steps:
      - name: Checkout
        uses: actions/checkout@v6
      - name: Set up cache
        id: cache-cargo
        uses: actions/cache@v5
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            ~/.rustup/toolchains
            target/
          # the 'cargo+$SUFFIX' below is a cache-busting key -- change it if the build changes in a way that
          # invalidates old cached state.
          key: ${{ matrix.target.runner }}-cargo+machete-${{ matrix.toolchain.version }}-${{ matrix.target.triple }}-${{ hashFiles('**/Cargo.lock') }}
      - name: Install Rust toolchain
        id: install-toolchain
        if: steps.cache-cargo.outputs.cache-hit != 'true'
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.toolchain.version }}
          components: clippy
      - name: Install nightly Rust toolchain
        id: install-nightly-toolchain
        if: steps.cache-cargo.outputs.cache-hit != 'true'
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: nightly
          components: rustfmt
      - name: binstall
        uses: cargo-bins/cargo-binstall@main
      - name: Install cargo-deny
        if: steps.cache-cargo.outputs.cache-hit != 'true'
        run: cargo binstall --no-confirm cargo-deny
      - name: Check for unused dependencies (cargo machete)
        uses: bnjbvr/cargo-machete@main
        with:
          args: "--with-metadata"
      - name: Dependency audit (cargo deny)
        run: cargo deny --workspace --all-features check all
      - name: Check formatting (cargo fmt)
        run: cargo +nightly fmt --check
      - name: Custom workspace checks
        run: cargo +${{ matrix.toolchain.version }} run -p checks
      - name: Lint lib targets (cargo clippy)
        run: |-
          cargo +${{ matrix.toolchain.version }} clippy \
            --all-features --workspace --no-deps \
            --lib \
            --target ${{ matrix.target.triple }} \
            -- -D warnings
        # These are separated from `--lib` to avoid enforcing missing docs in targets that
        # can't become part of public API
      - name: Lint other targets (cargo clippy)
        run: |-
          cargo +${{ matrix.toolchain.version }} clippy \
            --all-features --workspace --no-deps \
            --bins --tests --benches --examples \
            --target ${{ matrix.target.triple }} \
            -- -D warnings -A missing_docs
      - name: Build (cargo build)
        run: cargo +${{ matrix.toolchain.version }} build --all-features --workspace --verbose --all-targets --target ${{ matrix.target.triple }}
      - name: Test (cargo test)
        run: cargo +${{ matrix.toolchain.version }} test --all-features --workspace --verbose --target ${{ matrix.target.triple }}
      - name: Release build (cargo build --release)
        run: cargo +${{ matrix.toolchain.version }} build --all-features --workspace --release --verbose --all-targets --target ${{ matrix.target.triple }}
      - name: Docs (cargo doc)
        run: cargo +${{ matrix.toolchain.version }} doc --workspace --no-deps --all-features --target ${{ matrix.target.triple }}