fix: reduce the memory to prevent mobile clients from crashing

CMakeLists.txt

@@ -55,7 +55,7 @@ target_link_options(${PROJECT_NAME} PRIVATE
 )
 
 set_target_properties(${PROJECT_NAME} PROPERTIES
-    QT_WASM_INITIAL_MEMORY 128MB
+    QT_WASM_INITIAL_MEMORY 256MB
 )
 
 qt6_import_qml_plugins(${PROJECT_NAME})