Add workflow and fixes for building universal JAR file and Linux (#19)

* Add GitHub Actions workflow for building Android and Desktop

* Add workflow for building native deb and jar file

* Fix line indentation

* Change target formats

---------

Co-authored-by: Pablo García Santamaría <69808296+PGSCOM@users.noreply.github.com>
Co-authored-by: Mathew Tkachuk <me@crx.moe>

.github/workflows/build.yml

@@ -0,0 +1,101 @@
+name: Build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  workflow_dispatch:
+
+jobs:
+  build-android:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: gradle
+        
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+      
+    - name: Build Android APK
+      run: ./gradlew :composeApp:assembleRelease
+      
+    - name: Upload Android APK
+      uses: actions/upload-artifact@v4
+      with:
+        name: android-apk
+        path: composeApp/build/outputs/apk/release/*.apk
+        retention-days: 30
+
+  build-desktop-windows:
+    runs-on: windows-latest
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: gradle
+        
+    - name: Build Desktop package
+      run: ./gradlew :composeApp:packageReleaseDistributionForCurrentOS
+      shell: bash
+      
+    - name: Upload Desktop artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: desktop-windows
+        path: composeApp/build/compose/binaries/main-release/**/*
+        retention-days: 30
+
+  build-desktop-linux:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: gradle
+        
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+
+    - name: Build Desktop package
+      run: ./gradlew :composeApp:packageReleaseDistributionForCurrentOS
+      shell: bash
+  
+    - name: Build JAR package
+      run: ./gradlew :composeApp:packageUberJarForCurrentOS
+      shell: bash
+
+    - name: Upload Desktop artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: desktop-linux
+        path: composeApp/build/compose/binaries/main-release/**/*
+        retention-days: 30
+
+    - name: Upload JAR artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: desktop-jar
+        path: composeApp/build/compose/jars/*
+        retention-days: 30
+

composeApp/build.gradle.kts

@@ -100,7 +100,7 @@ compose.desktop {
         }
 
         nativeDistributions {
-            targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb)
+            targetFormats(TargetFormat.Dmg, TargetFormat.Exe, TargetFormat.AppImage)
             packageName = "overport"
             packageVersion = appVersion
 
@@ -120,3 +120,21 @@ compose.desktop {
         }
     }
 }
+
+tasks.withType<org.gradle.jvm.tasks.Jar> {
+    // Need for valid signature check
+    exclude(
+        "META-INF/*.SF",
+        "META-INF/*.DSA",
+        "META-INF/*.RSA",
+        "META-INF/*.EC"
+    )
+
+    exclude(
+        "META-INF/INDEX.LIST",
+        "META-INF/DEPENDENCIES",
+        "META-INF/LICENSE*",
+        "META-INF/NOTICE*"
+    )
+}
+