chore: restructure llm plugin to be more coherent & fix various bugs in llm ui

Plugins/ZShell/Llm/CMakeLists.txt

@@ -232,22 +232,25 @@ qml_module(ZShell-llm
 	URI ZShell.Llm
 	SOURCES
 		attachment.hpp attachment.cpp
-		chat.hpp chat.cpp
 		chatstore.hpp chatstore.cpp
+		clipboard.hpp clipboard.cpp
 		codehighlighter.hpp codehighlighter.cpp
 		filetool.hpp filetool.cpp
 		generation.hpp generation.cpp
 		llmclient.hpp llmclient.cpp
-		markdownblock.hpp
+		markdownblock.hpp markdownblock.cpp
 		markdownparser.hpp markdownparser.cpp
 		mathtext.hpp mathtext.cpp
 		message.hpp message.cpp
 		messagemodel.hpp messagemodel.cpp
+		prompts.hpp prompts.cpp
 		segment.hpp segment.cpp
 		session.hpp session.cpp
 		shelltool.hpp shelltool.cpp
 		tool.hpp tool.cpp
+		turn.hpp turn.cpp
 		webfetchtool.hpp webfetchtool.cpp
+		workspace.hpp workspace.cpp
 	LIBRARIES
 		Qt::Network
 		Qt::Sql