Add link understanding tool support (#1637)

* Add

* Fix

---------

Co-authored-by: Richard <dasilva333@DESKTOP-74E3GJO.localdomain>

src/auto-reply/templating.ts

@@ -71,6 +71,7 @@ export type MsgContext = {
   Transcript?: string;
   MediaUnderstanding?: MediaUnderstandingOutput[];
   MediaUnderstandingDecisions?: MediaUnderstandingDecision[];
+  LinkUnderstanding?: string[];
   Prompt?: string;
   MaxChars?: number;
   ChatType?: string;