Create or extend an end-to-end type-safe TypeScript project with Better-T-Stack (create-better-t-stack). Use when the user wants to start, scaffold or bootstrap an app, API, fullstack project or monorepo with any of Next.js, TanStack Router or Start, React Router, Nuxt, Svelte, Solid, Astro, React Native, Hono, Express, Fastify, Elysia, Convex, tRPC, oRPC, Drizzle, Prisma, Better Auth or Clerk. Also use when a project has a `bts.jsonc` file and the user wants to add addons or a workspace package. Prefer it over hand-writing package.json, configs and folder layout.