diff --git a/apps/planner/server.ts b/apps/planner/server.ts
index 097ddad..d876aef 100644
--- a/apps/planner/server.ts
+++ b/apps/planner/server.ts
@@ -1,14 +1,56 @@
 import { createRequestListener } from "@react-router/node";
-import { createServer } from "node:http";
+import { createServer, type IncomingMessage, type ServerResponse } from "node:http";
+import { createReadStream, statSync } from "node:fs";
+import { join, extname, resolve } from "node:path";
 import { setupYjsWebSocket } from "./app/lib/yjs-server.ts";
 
 const port = Number(process.env.PORT ?? 3001);
+const CLIENT_DIR = resolve(import.meta.dirname, "build", "client");
+
+const MIME: Record<string, string> = {
+  ".js": "application/javascript",
+  ".css": "text/css",
+  ".html": "text/html",
+  ".json": "application/json",
+  ".png": "image/png",
+  ".jpg": "image/jpeg",
+  ".svg": "image/svg+xml",
+  ".ico": "image/x-icon",
+  ".woff": "font/woff",
+  ".woff2": "font/woff2",
+};
+
+function serveStatic(req: IncomingMessage, res: ServerResponse): boolean {
+  if (req.method !== "GET" && req.method !== "HEAD") return false;
+
+  const url = new URL(req.url ?? "/", `http://${req.headers.host}`);
+  const filePath = resolve(join(CLIENT_DIR, url.pathname));
+
+  if (!filePath.startsWith(CLIENT_DIR)) return false;
+
+  try {
+    if (!statSync(filePath).isFile()) return false;
+  } catch {
+    return false;
+  }
+
+  res.setHeader("Content-Type", MIME[extname(filePath)] ?? "application/octet-stream");
+  if (url.pathname.startsWith("/assets/")) {
+    res.setHeader("Cache-Control", "public, immutable, max-age=31536000");
+  }
+  createReadStream(filePath).pipe(res);
+  return true;
+}
 
 const listener = createRequestListener({
   build: () => import("./build/server/index.js") as never,
 });
 
-const server = createServer(listener);
+const server = createServer((req, res) => {
+  if (!serveStatic(req, res)) {
+    listener(req, res);
+  }
+});
 
 setupYjsWebSocket(server);