Add markdown response to claude prompt

src/claude/claude.controller.ts

@@ -39,6 +39,7 @@ export class ClaudeController {
 Do not respond with anything other than the text that should be returned to the user.
 The meeting transcript follows the line separating these instructions which is a line of = symbols.
 Return a two paragraph or less summary, bullet points of the topics, and bullet points of any action items.
+Your response should be in markdown format.
 
 ==========
 `;