refact: remove feature plugin-framework (#15854)

* refact: remove feature plugin-framework

Signed-off-by: fufesou <linlong1266@gmail.com>

* refact: remove unused translations

Signed-off-by: fufesou <linlong1266@gmail.com>

* fix: delete settings tab observable with correct type

Signed-off-by: fufesou <linlong1266@gmail.com>

---------

Signed-off-by: fufesou <linlong1266@gmail.com>

flutter/lib/web/bridge.dart

@@ -1644,78 +1644,6 @@ class RustdeskImpl {
     throw UnimplementedError("sendUrlScheme");
   }
 
-  Future<void> pluginEvent(
-      {required String id,
-      required String peer,
-      required Uint8List event,
-      dynamic hint}) {
-    throw UnimplementedError("pluginEvent");
-  }
-
-  Stream<EventToUI> pluginRegisterEventStream(
-      {required String id, dynamic hint}) {
-    throw UnimplementedError("pluginRegisterEventStream");
-  }
-
-  String? pluginGetSessionOption(
-      {required String id,
-      required String peer,
-      required String key,
-      dynamic hint}) {
-    throw UnimplementedError("pluginGetSessionOption");
-  }
-
-  Future<void> pluginSetSessionOption(
-      {required String id,
-      required String peer,
-      required String key,
-      required String value,
-      dynamic hint}) {
-    throw UnimplementedError("pluginSetSessionOption");
-  }
-
-  String? pluginGetSharedOption(
-      {required String id, required String key, dynamic hint}) {
-    throw UnimplementedError("pluginGetSharedOption");
-  }
-
-  Future<void> pluginSetSharedOption(
-      {required String id,
-      required String key,
-      required String value,
-      dynamic hint}) {
-    throw UnimplementedError("pluginSetSharedOption");
-  }
-
-  Future<void> pluginReload({required String id, dynamic hint}) {
-    throw UnimplementedError("pluginReload");
-  }
-
-  void pluginEnable({required String id, required bool v, dynamic hint}) {
-    throw UnimplementedError("pluginEnable");
-  }
-
-  bool pluginIsEnabled({required String id, dynamic hint}) {
-    throw UnimplementedError("pluginIsEnabled");
-  }
-
-  bool pluginFeatureIsEnabled({dynamic hint}) {
-    throw UnimplementedError("pluginFeatureIsEnabled");
-  }
-
-  Future<void> pluginSyncUi({required String syncTo, dynamic hint}) {
-    throw UnimplementedError("pluginSyncUi");
-  }
-
-  Future<void> pluginListReload({dynamic hint}) {
-    throw UnimplementedError("pluginListReload");
-  }
-
-  Future<void> pluginInstall(
-      {required String id, required bool b, dynamic hint}) {
-    throw UnimplementedError("pluginInstall");
-  }
-
   bool isSupportMultiUiSession({required String version, dynamic hint}) {
     return versionToNumber(v: version) > versionToNumber(v: '1.2.4');
   }

flutter/lib/web/plugin/handlers.dart

@@ -1,14 +0,0 @@
-abstract class NativeHandler {
-  bool onEvent(Map<String, dynamic> evt);
-}
-
-class NativeUiHandler extends NativeHandler {
-  NativeUiHandler._();
-
-  static NativeUiHandler instance = NativeUiHandler._();
-
-  @override
-  bool onEvent(Map<String, dynamic> evt) {
-      throw UnimplementedError();
-  }
-}