first commit

caller-app/app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+}
+
+android {
+    namespace 'com.intaleq.flashcall'
+    compileSdk 35
+
+    defaultConfig {
+        applicationId "com.intaleq.flashcall"
+        minSdk 26
+        targetSdk 35
+        versionCode 1
+        versionName "1.0"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled true
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+
+    kotlinOptions {
+        jvmTarget = '17'
+    }
+}
+
+dependencies {
+    implementation 'androidx.core:core-ktx:1.15.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
+    implementation 'com.google.android.material:material:1.12.0'
+    implementation 'androidx.work:work-runtime-ktx:2.10.0'
+    implementation 'com.squareup.retrofit2:retrofit:2.11.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.11.0'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.9.0'
+    implementation 'androidx.lifecycle:lifecycle-service:2.8.7'
+    implementation 'com.google.code.gson:gson:2.11.0'
+    
+    // The Kotlin plugin automatically adds the correct stdlib version. 
+    // Invalid version 2.3.10 was removed.
+}