feat: add mcp sse endpoint

src/index.tsx

@@ -47,6 +47,17 @@ const app = new Elysia()
       tags: ["MCP"],
     }
   })
+  .get("/mcp", ({ set }) => {
+    set.headers["Content-Type"] = "text/event-stream"
+    set.headers["Cache-Control"] = "no-cache"
+    set.headers["Connection"] = "keep-alive"
+    return (send: any) => send(`event: ready\ndata: {"ok":true}\n\n`)
+  }, {
+    detail: {
+      description: "MCP manifest",
+      tags: ["MCP"],
+    }
+  })
   .get("*", html)
   .listen(3000, () => {
     console.log("Server running at http://localhost:3000");