Block WS access if Matrix account is not linked

matrixgw_frontend/src/api/AuthApi.ts

@@ -6,6 +6,7 @@ export interface UserInfo {
   time_update: number;
   name: string;
   email: string;
+  matrix_account_connected: boolean;
   matrix_user_id?: string;
   matrix_device_id?: string;
   matrix_recovery_state?: "Enabled" | "Disabled" | "Unknown" | "Incomplete";