i’m building AI app flows and keep hitting the same thing. google sign-in gives identity, but not useful context. the model still doesn’t know the user’s preferences, projects, tools, or what kind of answers they like. i tried onboarding questions. too shallow. tried app event history. useful eventually, not on day 1. tried asking users to paste context manually, and that feels clunky. i’m wondering what people actually pass into OpenAI apps for personalization without overdoing it. are ...