release.yml

# Builds Linux / macOS / Windows packages and attaches them to a GitHub Release.
#
#   git tag v2.1.0 && git push origin v2.1.0     -> builds + publishes the release
#   Actions tab -> "Release" -> "Run workflow"    -> test build only (no release)

name: Release

on:
  push:
    tags: ["v*"]
  workflow_dispatch:

permissions:
  contents: write

env:
  # Portable binaries: never compile ggml with -march=native on CI, or the app
  # crashes with "illegal instruction" on users' older CPUs.
  CMAKE_COMMON: >-
    -DCMAKE_BUILD_TYPE=Release
    -DGGML_NATIVE=OFF
    -DBUILD_SHARED_LIBS=OFF

jobs:
  build:
    name: ${{ matrix.name }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - { name: Linux,         os: ubuntu-22.04,     kind: linux }
          - { name: macOS-arm64,   os: macos-14,         kind: mac, arch: arm64 }
          - { name: macOS-x64,     os: macos-15-intel,   kind: mac, arch: x86_64 }
          - { name: Windows,       os: windows-latest,   kind: windows }

    steps:
      - uses: actions/checkout@v4

      - name: Version from tag
        shell: bash
        run: |
          V="${GITHUB_REF_NAME#v}"
          [[ "$GITHUB_REF_TYPE" == tag ]] || V="0.0.0-dev"
          echo "VERSION=$V" >> "$GITHUB_ENV"

      # third_party/whisper.cpp is a gitlink with no .gitmodules entry, so
      # `submodules: true` can't fetch it. Pull the exact pinned commit instead.
      - name: Fetch pinned whisper.cpp
        shell: bash
        run: |
          COMMIT=$(git ls-tree HEAD third_party/whisper.cpp | awk '{print $3}')
          echo "whisper.cpp @ $COMMIT"
          rm -rf third_party/whisper.cpp
          git init -q third_party/whisper.cpp
          git -C third_party/whisper.cpp remote add origin https://github.com/ggml-org/whisper.cpp.git
          git -C third_party/whisper.cpp fetch -q --depth 1 origin "$COMMIT"
          git -C third_party/whisper.cpp checkout -q FETCH_HEAD

      # ---------------------------------------------------------------- Linux
      - name: Install Qt (Linux/macOS)
        if: matrix.kind != 'windows'
        uses: jurplel/install-qt-action@v4
        with:
          version: "6.8.*"
          cache: true

      - name: Build + AppImage (Linux)
        if: matrix.kind == 'linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y ninja-build libfuse2 libxcb-cursor0 \
            libxkbcommon-x11-0 libxcb-icccm4 libxcb-keysyms1 libxcb-render-util0
          cmake -S . -B build -G Ninja $CMAKE_COMMON -DAPP_VERSION="$VERSION"
          cmake --build build -j

          mkdir -p AppDir/usr/bin
          cp build/bin/SubtitleGeneratorAI AppDir/usr/bin/
          cat > SubtitleGeneratorAI.desktop <<'EOF'
          [Desktop Entry]
          Type=Application
          Name=Subtitle Generator AI
          Exec=SubtitleGeneratorAI
          Icon=SubtitleGeneratorAI
          Categories=AudioVideo;Video;
          EOF
          cp resources/icons/app.svg SubtitleGeneratorAI.svg

          wget -q https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
          wget -q https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage
          chmod +x linuxdeploy*.AppImage
          export QMAKE="$QT_ROOT_DIR/bin/qmake"
          export LDAI_OUTPUT="SubtitleGeneratorAI-Linux-${VERSION}-x86_64.AppImage"
          ./linuxdeploy-x86_64.AppImage --appdir AppDir \
            --desktop-file SubtitleGeneratorAI.desktop \
            --icon-file SubtitleGeneratorAI.svg \
            --plugin qt --output appimage
          mkdir -p dist && mv "$LDAI_OUTPUT" dist/

      # ---------------------------------------------------------------- macOS
      - name: Build + DMG (macOS)
        if: matrix.kind == 'mac'
        run: |
          brew install ninja
          cmake -S . -B build -G Ninja $CMAKE_COMMON -DAPP_VERSION="$VERSION" \
            -DCMAKE_OSX_ARCHITECTURES=${{ matrix.arch }} \
            -DCMAKE_OSX_DEPLOYMENT_TARGET=12.0 \
            -DCMAKE_MACOSX_BUNDLE=ON
          cmake --build build -j

          APP=$(find build -maxdepth 3 -name 'SubtitleGeneratorAI.app' | head -1)
          echo "Bundle: $APP"
          "$QT_ROOT_DIR/bin/macdeployqt" "$APP" -dmg
          mkdir -p dist
          mv "${APP%.app}.dmg" "dist/SubtitleGeneratorAI-Mac-${VERSION}-${{ matrix.arch }}.dmg"

      # -------------------------------------------------------------- Windows
      - name: Set up MSYS2 (Windows)
        if: matrix.kind == 'windows'
        uses: msys2/setup-msys2@v2
        with:
          msystem: UCRT64
          update: true
          install: >-
            mingw-w64-ucrt-x86_64-toolchain
            mingw-w64-ucrt-x86_64-cmake
            mingw-w64-ucrt-x86_64-ninja
            mingw-w64-ucrt-x86_64-qt6-base
            mingw-w64-ucrt-x86_64-qt6-tools
            git

      - name: Install Inno Setup (Windows)
        if: matrix.kind == 'windows'
        shell: pwsh
        run: choco install innosetup -y --no-progress

      # Same script as local release builds: builds, bundles Qt + runtime +
      # FFmpeg, verifies nothing is missing, then makes the installer and zip.
      - name: Build installer + portable zip (Windows)
        if: matrix.kind == 'windows'
        shell: msys2 {0}
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          [[ "$VERSION" == 0.0.0-dev ]] && export VERSION=
          BUILD_DIR=build bash scripts/package-windows.sh

      # ------------------------------------------------------------ all
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.name }}
          path: dist/*

  release:
    name: Publish GitHub Release
    needs: build
    if: github.ref_type == 'tag'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true

      - name: Checksums
        run: cd dist && sha256sum * > SHA256SUMS.txt

      - uses: softprops/action-gh-release@v2
        with:
          files: dist/*
          generate_release_notes: true