new: use foreground service to keep ssh conn (#265)

android/app/build.gradle

@@ -32,7 +32,7 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 33
+    compileSdkVersion 34
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8

android/app/src/main/AndroidManifest.xml

@@ -4,6 +4,8 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.USE_BIOMETRIC" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
 
     <application
         android:label="ServerBox"
@@ -37,6 +39,10 @@
             android:name="flutterEmbedding"
             android:value="2" />
 
+        <service
+            android:name="id.flutter.flutter_background_service.BackgroundService"
+            android:foregroundServiceType="dataSync"
+        />
         
         <receiver
             android:name=".widget.HomeWidget"

android/build.gradle

@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.8.0'
+    ext.kotlin_version = '1.8.10'
     repositories {
         google()
         mavenCentral()

android/gradle.properties

@@ -1,3 +1,4 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-all.zip