Add remote configuration support and fix app name

Features:
- Fixed app name from "Dark Side Admin" to "SilverDROID"
- Added remote configuration loader with AppStore integration
- Support for user-specific configurations
- Bearer token authentication for secure config retrieval
- Automatic fallback to local config if remote fails
- Remote config refresh interval support

Configuration example updated with remoteConfig section.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/src/main/kotlin/uk/silverlabs/silverdroid/config/AppConfig.kt

@@ -16,6 +16,9 @@ data class AppConfig(
     val showUrlBar: Boolean = false,
     val allowNavigation: Boolean = true,
 
+    // Remote configuration
+    val remoteConfig: RemoteConfigSettings? = null,
+
     // VPN configuration (optional)
     val vpn: VpnConfig? = null,
 
@@ -26,6 +29,15 @@ data class AppConfig(
     val theme: ThemeConfig = ThemeConfig()
 )
 
+@Serializable
+data class RemoteConfigSettings(
+    val enabled: Boolean = true,
+    val url: String,
+    val authToken: String? = null,
+    val userSpecific: Boolean = false,
+    val refreshInterval: Long = 3600000 // 1 hour in milliseconds
+)
+
 @Serializable
 data class VpnConfig(
     val enabled: Boolean = false,