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

Modules/Notifications/Sidebar/Chat/Content/MarkdownBlocks.qml

@@ -23,10 +23,10 @@ Column {
 			role: "type"
 
 			DelegateChoice {
-				roleValue: LlmMarkdown.Type.Code
+				roleValue: MarkdownBlock.Type.Code
 
 				delegate: CodeBlockView {
-					required property var modelData
+					required property MarkdownBlock modelData
 
 					language: modelData.language
 					code: modelData.code
@@ -37,10 +37,10 @@ Column {
 			}
 
 			DelegateChoice {
-				roleValue: LlmMarkdown.Type.Math
+				roleValue: MarkdownBlock.Type.Math
 
 				delegate: MathBlockView {
-					required property var modelData
+					required property MarkdownBlock modelData
 
 					latex: modelData.latex
 					anchors.right: parent.right
@@ -50,10 +50,10 @@ Column {
 			}
 
 			DelegateChoice {
-				roleValue: LlmMarkdown.Type.Heading
+				roleValue: MarkdownBlock.Type.Heading
 
 				delegate: TextEditBase {
-					required property var modelData
+					required property MarkdownBlock modelData
 
 					color: Colors.palette.m3onSurface
 					anchors.right: parent.right
@@ -74,10 +74,10 @@ Column {
 			}
 
 			DelegateChoice {
-				roleValue: LlmMarkdown.Type.Text
+				roleValue: MarkdownBlock.Type.Text
 
 				delegate: BubbleEdit {
-					required property var modelData
+					required property MarkdownBlock modelData
 
 					anchors.right: parent.right
 					anchors.left: parent.left