Vercel's v0 now supports database integrations including Neon Postgres, enabling full-stack app prototyping and deployment directly from the AI coding tool. The post walks through building a time-clock app using v0 and Neon, emphasizing that detailed, scoped prompts are critical to avoid hallucinations and scope creep. Key workflow tips include using mock data first to nail the frontend, carefully reviewing v0's schema plan before applying changes, and keeping prompts simple and explicit to prevent unnecessary complexity.
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