What's the best way to introduce this to a Gemini chat?

Gemini web? Probably simonw's strat from the top comment.

There's a plugin for Antigravity that's listed on initial setup (yay bundleware! :) but... yeah if you're using consumer gemini, i'd switch to the Tasks mode because it's more agentic nature helps.

In fact I just did this and it works. :p It regular Gemini, it said it did but kinda liked :) So there it'd be

> Create a perfect HTML contact form with address fields. Check https://developer.chrome.com/docs/modern-web-guidance/guides... — read completely, don't stop at truncation.

why would you ever use gemini for coding at all