ci: Github Action to build desktop app binaries (#2814)

* desktop: Github Action for desktop

* only on tag

* AppImage support

.github/workflows/build.yml

@@ -52,15 +52,19 @@ jobs:
           - os: ubuntu-20.04
             cache_path: ~/.cabal/store
             asset_name: simplex-chat-ubuntu-20_04-x86-64
+            desktop_asset_name: simplex-desktop-ubuntu-20_04-x86_64.deb
           - os: ubuntu-22.04
             cache_path: ~/.cabal/store
             asset_name: simplex-chat-ubuntu-22_04-x86-64
+            desktop_asset_name: simplex-desktop-ubuntu-22_04-x86_64.deb
           - os: macos-latest
             cache_path: ~/.cabal/store
             asset_name: simplex-chat-macos-x86-64
+            desktop_asset_name: simplex-desktop-macos-x86_64.dmg
           - os: windows-latest
             cache_path: C:/cabal
             asset_name: simplex-chat-windows-x86-64
+            desktop_asset_name: simplex-desktop-windows-x86_64.msi
     steps:
       - name: Configure pagefile (Windows)
         if: matrix.os == 'windows-latest'
@@ -99,6 +103,10 @@ jobs:
           echo "    extra-lib-dirs: /usr/local/opt/openssl@1.1/lib"         >> cabal.project.local
           echo "    flags: +openssl"                                        >> cabal.project.local
 
+      - name: Install AppImage dependencies
+        if: startsWith(github.ref, 'refs/tags/v') && matrix.os == 'ubuntu-22.04'
+        run: sudo apt install -y desktop-file-utils
+
       - name: Install pkg-config for Mac
         if: matrix.os == 'macos-latest'
         run: brew install pkg-config
@@ -111,23 +119,86 @@ jobs:
           echo "package direct-sqlcipher" >> cabal.project.local
           echo "    flags: +openssl"      >> cabal.project.local
 
-      - name: Unix build
-        id: unix_build
+      - name: Unix build CLI
+        id: unix_cli_build
         if: matrix.os != 'windows-latest'
         shell: bash
         run: |
           cabal build --enable-tests
           echo "::set-output name=bin_path::$(cabal list-bin simplex-chat)"
 
-      - name: Unix upload binary to release
+      - name: Unix upload CLI binary to release
         if: startsWith(github.ref, 'refs/tags/v') && matrix.os != 'windows-latest'
         uses: svenstaro/upload-release-action@v2
         with:
           repo_token: ${{ secrets.GITHUB_TOKEN }}
-          file: ${{ steps.unix_build.outputs.bin_path }}
+          file: ${{ steps.unix_cli_build.outputs.bin_path }}
           asset_name: ${{ matrix.asset_name }}
           tag: ${{ github.ref }}
 
+      - name: Setup Java
+        if: startsWith(github.ref, 'refs/tags/v')
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'corretto'
+          java-version: '17'
+          cache: 'gradle'
+
+      - name: Linux build desktop
+        id: linux_desktop_build
+        if: startsWith(github.ref, 'refs/tags/v') && (matrix.os == 'ubuntu-20.04' || matrix.os == 'ubuntu-22.04')
+        shell: bash
+        run: |
+          scripts/desktop/build-lib-linux.sh
+          cd apps/multiplatform
+          ./gradlew packageDeb
+          echo "::set-output name=package_path::$(echo $PWD/release/main/deb/simplex_*_amd64.deb)"
+      
+      - name: Linux make AppImage
+        id: linux_appimage_build
+        if: startsWith(github.ref, 'refs/tags/v') && matrix.os == 'ubuntu-22.04'
+        shell: bash
+        run: |
+          scripts/desktop/make-appimage-linux.sh
+          echo "::set-output name=appimage_path::$(echo $PWD/apps/multiplatform/release/main/*imple*.AppImage)"
+
+      - name: Mac build desktop
+        id: mac_desktop_build
+        if: startsWith(github.ref, 'refs/tags/v') && matrix.os == 'macos-latest'
+        shell: bash
+        run: |
+          scripts/desktop/build-lib-mac.sh
+          cd apps/multiplatform
+          ./gradlew packageDmg
+          echo "::set-output name=package_path::$(echo $PWD/release/main/dmg/simplex-*.dmg)"
+
+      - name: Linux upload desktop package to release
+        if: startsWith(github.ref, 'refs/tags/v') && (matrix.os == 'ubuntu-20.04' || matrix.os == 'ubuntu-22.04')
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ steps.linux_desktop_build.outputs.package_path }}
+          asset_name: ${{ matrix.desktop_asset_name }}
+          tag: ${{ github.ref }}
+
+      - name: Linux upload AppImage to release
+        if: startsWith(github.ref, 'refs/tags/v') && matrix.os == 'ubuntu-22.04'
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ steps.linux_appimage_build.outputs.appimage_path }}
+          asset_name: simplex-desktop-x86_64.AppImage
+          tag: ${{ github.ref }}
+
+      - name: Mac upload desktop package to release
+        if: startsWith(github.ref, 'refs/tags/v') && matrix.os == 'macos-latest'
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: ${{ steps.mac_desktop_build.outputs.package_path }}
+          asset_name: ${{ matrix.desktop_asset_name }}
+          tag: ${{ github.ref }}
+
       - name: Unix test
         if: matrix.os != 'windows-latest'
         timeout-minutes: 30