here's why i'm excited about executor v2: take the Gmail API, you can start with something as simple generating tools from their api spec for your agent from there you can send a prompt like "make it so gmail sends emails with a 5 minute cancelation period" and executor v2 will update your gmail app you can then say "make me a ui that shows me my unread emails and pending sent emails" and it will give you back a url for apps you can bookmark and actually revisit then after that, you can…