refactor(ai): add message summart limit

client/web/plugins/com.msgbyte.ai-assistant/src/popover.tsx

@@ -142,7 +142,9 @@ export const AssistantPopover: React.FC<{
         onClick={async () => {
           const plainMessages = (
             await Promise.all(
-              messages.map(
+              messages
+                .slice(0, 30) // get first 30 message, too much will throw error
+                .map(
                   async (item) =>
                     `${
                       (