Jeston addresses a common problem in TypeScript systems: rendering, API contracts, jobs, caching, health, and deployment can become unrelated conventions. It provides explicit boundaries so teams can reason about the complete runtime. Why this matters Jeston's design keeps the runtime explicit.
Source: [Dev.to](https://dev.to/kvant-swatg/what-jeston-solves-the-cost-of-scattered-full-stack-conventions-550o)