Single-Port AnyIO Development Proxy and .litestar.json Bridge Shows browser traffic entering Litestar on port 8000, branching between Python route handlers and ViteProxyMiddleware over AnyIO TCP streams and wsproto WebSockets to the Vite dev server on port 5173, coordinated by .litestar.json and the hot file. Browser http://127.0.0.1:8000 Single Origin (No CORS) /api/* & /vite-hmr Litestar ASGI Process (:8000) Route Handlers JSON APIs, Inertia & Templates ViteProxyMiddleware anyio.connect_tcp + WebSocket Vite Dev Server 127.0.0.1:5173 litestar-vite-plugin Asset Transform & HMR Dev SSR Runner POST /__litestar_ssr__ Runtime Handshake .litestar.json ⇄ hot file