build: color-code open and close outputs

src/types.ts

@@ -44,6 +44,8 @@ export interface CloseSessionOptions {
  * Result returned after attempting to close a multi-model session.
  */
 export interface CloseSessionResult {
+  /** Console messages and instructions. */
+  instructions: string;
   /** Whether the close succeeded. */
   success: boolean;
   /** The session name that was closed. */
@@ -58,8 +60,7 @@ export interface CloseSessionResult {
   branchesDeleted?: string[];
   /** Archive tags that were created before branch deletion. */
   tagsCreated?: string[];
-  /** Warning messages. */
-  warnings?: string[];
+
 }
 
 /**