Fill this in before your first prompt, in Plan mode or in your project Knowledge file. It takes ten minutes and saves the long detours that come from the agent guessing at what you meant.
Short, specific answers beat long, vague ones. The last section, what the app is not, is the one that saves you the most work.
Scoping template
Product Summary: [One or two sentences. What is this?] Target Audience: [Who is it for? Be specific — "small agency owners", not "businesses".] Project Goals: [What does the target audience accomplish with it?] How Does the App Work: [The core loop, in plain language. User does X, app does Y.] Main Screens: [List them. Three to six is usually enough to start.] Main Features: [The ones without which the product doesn't exist.] Secondary Features: [Nice to have. Build these last, or never.] Integrations & Their Role: [Auth, database, email, payments — and what each one is actually for.] What the App Isn't: [The guardrails. Everything you are deliberately not building.]