Refactor BLE plugin structure and rename to 'ble' for consistency across platforms

ios/Classes/BlePlugin.swift

@@ -1,14 +1,14 @@
 import Foundation
 import Flutter
 
-/// iOS stub — BLE peripheral (CoreBluetooth CBPeripheralManager) is available on iOS but
+/// iOS stub - BLE peripheral (CoreBluetooth CBPeripheralManager) is available on iOS but
 /// not yet implemented. `isSupported` returns false; all other methods are no-ops.
-public class BleRelayHostPlugin: NSObject, FlutterPlugin {
+public class BlePlugin: NSObject, FlutterPlugin {
     public static func register(with registrar: FlutterPluginRegistrar) {
         let channel = FlutterMethodChannel(
-            name: "com.dalimaster.ble_relay_host",
+            name: "com.dalimaster.ble",
             binaryMessenger: registrar.messenger())
-        let instance = BleRelayHostPlugin()
+        let instance = BlePlugin()
         registrar.addMethodCallDelegate(instance, channel: channel)
     }
 
@@ -20,4 +20,4 @@ public class BleRelayHostPlugin: NSObject, FlutterPlugin {
             result(nil)
         }
     }
-}
+}

ios/ble.podspec

@@ -1,5 +1,5 @@
 Pod::Spec.new do |s|
-  s.name             = 'ble_relay_host'
+  s.name             = 'ble'
   s.version          = '0.1.0'
   s.summary          = 'BLE GATT-server peripheral host for the DALI relay feature.'
   s.description      = <<-DESC