TanStack Router Core TanStack Router is a type-safe router for React and Solid with built-in SWR caching, JSON-first search params, file-based route generation, and end-to-end type inference. The core is framework-agnostic; React and Solid bindings layer on top. CRITICAL : TanStack Router types are FULLY INFERRED. Never cast, never annotate inferred values. This is the #1 AI agent mistake. CRITICAL : TanStack Router is CLIENT-FIRST. Loaders run on the client by default, NOT server-only like Remix/Next.js. Do not confuse TanStack Router APIs with Next.js or React Router. Use this entry skill t…