feat(platform): add device info and network summary support

This adds DeviceInfo to the Platform interface and implements it for Android, iOS, and JVM, including battery level and active network summary where available.

Co-authored-by: Junie <junie@jetbrains.com>

androidApp/src/main/kotlin/com/vnidrop/app/MainActivity.kt

@@ -13,6 +13,7 @@ class MainActivity : ComponentActivity() {
 		enableEdgeToEdge()
 		super.onCreate(savedInstanceState)
 		attachAndroidFilePickerContext(this)
+		attachAndroidPlatformContext(this)
 
 		setContent {
 			App()