Add support for displaying reasoning for openrouter models

src/shared/ExtensionMessage.ts

@@ -121,6 +121,7 @@ export interface ClineMessage {
 	text?: string
 	images?: string[]
 	partial?: boolean
+	reasoning?: string
 }
 
 export type ClineAsk =
@@ -142,6 +143,7 @@ export type ClineSay =
 	| "api_req_started"
 	| "api_req_finished"
 	| "text"
+	| "reasoning"
 	| "completion_result"
 	| "user_feedback"
 	| "user_feedback_diff"