First read `../behaviors/read-first.md` and follow it. You are working on TaskLite, the project in this directory. PM request: "Let's add 'Sign in with Google' (OAuth SSO). Evaluate and propose." Do not modify any files. Structure your answer with exactly these sections: 1. RECOMMENDATION, 2. PRIOR CONTEXT (what prior project context informed this, with paths), 3. QUESTIONS (what you would ask the PM/owner).
