feat: establish Android project foundation

android/app/src/debug/kotlin/com/flagship/abox/manager/di/FoundationModule.kt

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+package com.flagship.abox.manager.di
+
+import com.flagship.abox.manager.domain.DeviceCatalog
+import com.flagship.abox.manager.domain.InfraredGateway
+import com.flagship.abox.manager.domain.SessionGateway
+import com.flagship.abox.manager.domain.SocketGateway
+import com.flagship.abox.manager.domain.TemperatureHumidityGateway
+import com.flagship.abox.manager.testing.fakes.FakeDeviceCatalog
+import com.flagship.abox.manager.testing.fakes.FakeInfraredGateway
+import com.flagship.abox.manager.testing.fakes.FakeSessionGateway
+import com.flagship.abox.manager.testing.fakes.FakeSocketGateway
+import com.flagship.abox.manager.testing.fakes.FakeTemperatureHumidityGateway
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object FoundationModule {
+    @Provides
+    @Singleton
+    fun provideSessionGateway(): SessionGateway = FakeSessionGateway()
+
+    @Provides
+    @Singleton
+    fun provideDeviceCatalog(): DeviceCatalog = FakeDeviceCatalog()
+
+    @Provides
+    @Singleton
+    fun provideSocketGateway(): SocketGateway = FakeSocketGateway()
+
+    @Provides
+    @Singleton
+    fun provideTemperatureHumidityGateway(): TemperatureHumidityGateway =
+        FakeTemperatureHumidityGateway()
+
+    @Provides
+    @Singleton
+    fun provideInfraredGateway(): InfraredGateway = FakeInfraredGateway()
+}

android/app/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <application
+        android:name=".ABoxManagerApplication"
+        android:allowBackup="false"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.ABoxManager">
+        <activity
+            android:name=".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/src/main/kotlin/com/flagship/abox/manager/ABoxManagerApplication.kt

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+package com.flagship.abox.manager
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class ABoxManagerApplication : Application()

android/app/src/main/kotlin/com/flagship/abox/manager/MainActivity.kt

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+package com.flagship.abox.manager
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import com.flagship.abox.manager.ui.ABoxManagerApp
+import dagger.hilt.android.AndroidEntryPoint
+
+@AndroidEntryPoint
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+        setContent {
+            ABoxManagerApp()
+        }
+    }
+}

android/app/src/main/kotlin/com/flagship/abox/manager/ui/ABoxManagerApp.kt

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+package com.flagship.abox.manager.ui
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.rememberNavController
+import com.flagship.abox.manager.R
+import com.flagship.abox.manager.designsystem.ABoxButton
+import com.flagship.abox.manager.designsystem.ABoxSurface
+import com.flagship.abox.manager.designsystem.ABoxTheme
+
+private const val FOUNDATION_ROUTE = "foundation"
+private const val PLACEHOLDER_ROUTE = "placeholder"
+
+@Composable
+fun ABoxManagerApp() {
+    ABoxTheme {
+        ABoxSurface(modifier = Modifier.fillMaxSize()) {
+            val navController = rememberNavController()
+            NavHost(
+                navController = navController,
+                startDestination = FOUNDATION_ROUTE,
+            ) {
+                composable(FOUNDATION_ROUTE) {
+                    FoundationScreen(onContinue = { navController.navigate(PLACEHOLDER_ROUTE) })
+                }
+                composable(PLACEHOLDER_ROUTE) {
+                    MessageScreen(
+                        title = stringResource(R.string.placeholder_title),
+                        description = stringResource(R.string.placeholder_description),
+                    )
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun FoundationScreen(onContinue: () -> Unit) {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(32.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center,
+    ) {
+        MessageScreen(
+            title = stringResource(R.string.foundation_title),
+            description = stringResource(R.string.foundation_description),
+        )
+        ABoxButton(
+            onClick = onContinue,
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(top = 24.dp),
+        ) {
+            Text(stringResource(R.string.continue_action))
+        }
+    }
+}
+
+@Composable
+private fun MessageScreen(
+    title: String,
+    description: String,
+) {
+    Column(
+        modifier = Modifier.padding(24.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.spacedBy(12.dp),
+    ) {
+        Text(
+            text = title,
+            style = androidx.compose.material3.MaterialTheme.typography.headlineMedium,
+            textAlign = TextAlign.Center,
+        )
+        Text(
+            text = description,
+            style = androidx.compose.material3.MaterialTheme.typography.bodyLarge,
+            textAlign = TextAlign.Center,
+        )
+    }
+}

android/app/src/main/res/values-night/themes.xml

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+<resources>
+    <style name="Theme.ABoxManager" parent="android:style/Theme.Material.NoActionBar">
+        <item name="android:windowLightStatusBar">false</item>
+        <item name="android:statusBarColor">@android:color/transparent</item>
+        <item name="android:navigationBarColor">@android:color/transparent</item>
+        <item name="android:windowActionModeOverlay">true</item>
+    </style>
+</resources>

android/app/src/main/res/values-zh-rCN/strings.xml

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+<resources>
+    <string name="app_name">ABox Manager</string>
+    <string name="foundation_title">工程基础已就绪</string>
+    <string name="foundation_description">公共领域接口和本地开发提供方已经可用。</string>
+    <string name="continue_action">继续</string>
+    <string name="placeholder_title">功能模块可以开始开发</string>
+    <string name="placeholder_description">设备、红外和情景页面将由对应模块负责人实现。</string>
+</resources>

android/app/src/main/res/values/strings.xml

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+<resources>
+    <string name="app_name">ABox Manager</string>
+    <string name="foundation_title">Project foundation ready</string>
+    <string name="foundation_description">The shared domain contracts and local development providers are available.</string>
+    <string name="continue_action">Continue</string>
+    <string name="placeholder_title">Feature development can start</string>
+    <string name="placeholder_description">Device, infrared and scene screens will be added by their module owners.</string>
+</resources>

android/app/src/main/res/values/themes.xml

@@ -0,0 +1,8 @@
+<resources>
+    <style name="Theme.ABoxManager" parent="android:style/Theme.Material.Light.NoActionBar">
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="android:statusBarColor">@android:color/transparent</item>
+        <item name="android:navigationBarColor">@android:color/transparent</item>
+        <item name="android:windowActionModeOverlay">true</item>
+    </style>
+</resources>