fix: enquiry in post-call, appointment skip button, AI scroll containment

- Enquiry button + form available during disposition stage (not just active call)
- Skip & Return to Worklist button on post-call appointment booking
- AI chat scroll uses parentElement.scrollTop instead of scrollIntoView

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/components/call-desk/ai-chat-panel.tsx

@@ -45,7 +45,11 @@ export const AiChatPanel = ({ callerContext, role = 'cc-agent' }: AiChatPanelPro
     const inputRef = useRef<HTMLInputElement>(null);
 
     const scrollToBottom = useCallback(() => {
-        messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' });
+        // Scroll within the messages container only — don't scroll the parent panel
+        const el = messagesEndRef.current;
+        if (el?.parentElement) {
+            el.parentElement.scrollTop = el.parentElement.scrollHeight;
+        }
     }, []);
 
     useEffect(() => {