added display of a notification that the server is busy installing third-party software

- refactoring doInstallAction functions

client/CMakeLists.txt

@@ -21,13 +21,13 @@ set_property(GLOBAL PROPERTY PREDEFINED_TARGETS_FOLDER "Autogen")
 find_package(Qt6 REQUIRED COMPONENTS 
     Widgets Core Gui Network Xml 
     RemoteObjects Quick Svg QuickControls2 
-    Core5Compat
+    Core5Compat Concurrent
 )
 set(LIBS ${LIBS} 
     Qt6::Widgets Qt6::Core Qt6::Gui
     Qt6::Network Qt6::Xml Qt6::RemoteObjects
     Qt6::Quick Qt6::Svg Qt6::QuickControls2
-    Qt6::Core5Compat
+    Qt6::Core5Compat Qt6::Concurrent
 )
 
 qt_standard_project_setup()