更新权限配置

android/src/main/AndroidManifest.xml

@@ -1,10 +1,14 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="dev.bughub.plugin.fltbdface">
 
+    <!-- 权限级别: normal -->
+    <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.hardware.camera.autofocus" />
 
     <!-- 权限级别: dangerous -->
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
     <!-- 需要使用Feature -->
     <uses-feature

android/src/main/kotlin/dev/bughub/plugin/fltbdface/FltbdfacePlugin.kt

@@ -23,7 +23,6 @@ public class FltbdfacePlugin : FlutterPlugin, MethodCallHandler, ActivityAware {
     private var delegate: FaceDelegate? = null
     private var activityBinding: ActivityPluginBinding? = null
     private var flutterBinding: FlutterPlugin.FlutterPluginBinding? = null
-    private var plugin: FltbdfacePlugin? = null
     private var channel: MethodChannel? = null
     private var application: Application? = null