feat(android): initial project setup with Gradle, AndroidManifest, and MainActivity

android-app/app/build.gradle.kts

@@ -0,0 +1,68 @@
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+    id("dagger.hilt.android.plugin")
+}
+
+android {
+    namespace = "de.harheimertc"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "de.harheimertc"
+        minSdk = 24
+        targetSdk = 34
+        versionCode = 1
+        versionName = "0.1.0"
+    }
+
+    buildFeatures {
+        compose = true
+    }
+
+    composeOptions {
+        kotlinCompilerExtensionVersion = "1.5.3"
+    }
+
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+}
+
+dependencies {
+    implementation("androidx.core:core-ktx:1.10.1")
+    implementation("androidx.appcompat:appcompat:1.6.1")
+
+    // Compose
+    implementation("androidx.compose.ui:ui:1.5.0")
+    implementation("androidx.compose.material3:material3:1.1.0")
+    implementation("androidx.navigation:navigation-compose:2.6.0")
+
+    // Lifecycle
+    implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.6.1")
+    implementation("androidx.lifecycle:lifecycle-viewmodel-compose:2.6.1")
+
+    // Hilt
+    implementation("com.google.dagger:hilt-android:2.46.1")
+    kapt("com.google.dagger:hilt-compiler:2.46.1")
+
+    // Networking
+    implementation("com.squareup.retrofit2:retrofit:2.9.0")
+    implementation("com.squareup.okhttp3:okhttp:4.11.0")
+    implementation("com.squareup.retrofit2:converter-moshi:2.9.0")
+
+    // Coil
+    implementation("io.coil-kt:coil-compose:2.4.0")
+
+    // Room
+    implementation("androidx.room:room-runtime:2.6.1")
+    kapt("androidx.room:room-compiler:2.6.1")
+    implementation("androidx.room:room-ktx:2.6.1")
+
+    // WorkManager, DataStore
+    implementation("androidx.work:work-runtime-ktx:2.8.1")
+    implementation("androidx.datastore:datastore-preferences:1.0.0")
+
+    // Testing (skeleton)
+    testImplementation("junit:junit:4.13.2")
+}

android-app/app/src/main/AndroidManifest.xml

@@ -0,0 +1,15 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="de.harheimertc">
+
+    <application
+        android:label="HarheimerTC"
+        android:icon="@mipmap/ic_launcher">
+        <activity android:name="de.harheimertc.MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+</manifest>

android-app/app/src/main/java/de/harheimertc/MainActivity.kt

@@ -0,0 +1,21 @@
+package de.harheimertc
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.material3.Text
+import androidx.compose.ui.tooling.preview.Preview
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            Text("HarheimerTC - App Scaffold")
+        }
+    }
+}
+
+@Preview
+fun PreviewMain() {
+    Text("Preview")
+}

android-app/app/src/main/res/values/colors.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="primary_500">#ef4444</color>
+    <color name="primary_600">#dc2626</color>
+    <color name="accent_500">#71717a</color>
+</resources>