name: Build Linux Binaries

# Builds stripped voicecat-server + voicecat-admin for linux/amd64 and linux/arm64.
# Run manually from the Actions tab, or on any push to main.
# Artifacts are downloadable from the workflow run for ~90 days.

on:
  workflow_dispatch:        # manual trigger from the Actions tab
  push:
    branches: [main]
    paths:
      - 'core/**'
      - 'server/**'
      - 'tools/**'
      - 'cmake/**'
      - 'CMakeLists.txt'
      - 'CMakePresets.json'
      - 'vcpkg.json'
      - 'Dockerfile'
      - '.github/workflows/build-linux.yml'

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        include:
          - arch: amd64
            runner: ubuntu-24.04
            vcpkg_triplet: x64-linux
          - arch: arm64
            runner: ubuntu-24.04-arm
            vcpkg_triplet: arm64-linux

    name: linux/${{ matrix.arch }}
    runs-on: ${{ matrix.runner }}

    steps:
      - uses: actions/checkout@v4

      - name: Cache vcpkg packages
        uses: actions/cache@v4
        with:
          path: |
            ~/.cache/vcpkg
            /usr/local/share/vcpkg/buildtrees
          key: vcpkg-${{ matrix.vcpkg_triplet }}-${{ hashFiles('vcpkg.json') }}
          restore-keys: |
            vcpkg-${{ matrix.vcpkg_triplet }}-

      - name: Install build dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y --no-install-recommends \
            build-essential cmake ninja-build git curl zip unzip tar \
            pkg-config autoconf autoconf-archive automake libtool nasm python3

      - name: Set up vcpkg
        run: |
          VCPKG_COMMIT=$(jq -r '."builtin-baseline"' vcpkg.json)
          git init /tmp/vcpkg
          git -C /tmp/vcpkg remote add origin https://github.com/microsoft/vcpkg.git
          git -C /tmp/vcpkg fetch --depth=1 origin "$VCPKG_COMMIT"
          git -C /tmp/vcpkg checkout FETCH_HEAD
          /tmp/vcpkg/bootstrap-vcpkg.sh -disableMetrics
          echo "VCPKG_ROOT=/tmp/vcpkg" >> "$GITHUB_ENV"
          echo "VCPKG_DISABLE_METRICS=1" >> "$GITHUB_ENV"

      - name: Build (server-release preset)
        run: |
          cmake --preset server-release
          cmake --build --preset server-release

      - name: Collect binaries
        run: |
          mkdir -p dist
          cp build/server-release/bin/voicecat-server dist/
          cp build/server-release/bin/voicecat-admin  dist/
          file dist/voicecat-server dist/voicecat-admin
          ls -lh dist/

      - name: Upload binaries
        uses: actions/upload-artifact@v4
        with:
          name: voicecat-linux-${{ matrix.arch }}
          path: dist/
          retention-days: 90