chore: import upstream snapshot with attribution

examples/integrations/claude-sdk-python/src/app/api/copilotkit/[[...slug]]/route.ts

@@ -0,0 +1,62 @@
+import {
+  CopilotRuntime,
+  CopilotKitIntelligence,
+  createCopilotEndpoint,
+  InMemoryAgentRunner,
+} from "@copilotkit/runtime/v2";
+import { HttpAgent } from "@ag-ui/client";
+import { handle } from "hono/vercel";
+
+// Claude Agent SDK: the agent runs as its own server (uvicorn) and speaks
+// AG-UI directly over HTTP, so we connect to it with HttpAgent from
+// @ag-ui/client (not LangGraphAgent/LangGraphHttpAgent — those target
+// LangGraph-shaped endpoints). Everything else — runtime config, v2 endpoint
+// wiring, MCP apps, openGenerativeUI, a2ui — mirrors the canonical demo.
+const defaultAgent = new HttpAgent({
+  // Strip any trailing slash so a user-set AGENT_URL like "http://host:8000/"
+  // doesn't produce a double slash (which the agent's POST "/" won't match).
+  url: `${(process.env.AGENT_URL || "http://localhost:8000").replace(/\/+$/, "")}/`,
+});
+
+const runtime = new CopilotRuntime({
+  agents: { default: defaultAgent },
+  // --- copilotkit:intelligence (remove this block to opt out) ---
+  ...(process.env.COPILOTKIT_LICENSE_TOKEN
+    ? {
+        intelligence: new CopilotKitIntelligence({
+          apiKey: process.env.INTELLIGENCE_API_KEY ?? "",
+          apiUrl: process.env.INTELLIGENCE_API_URL ?? "http://localhost:4201",
+          wsUrl:
+            process.env.INTELLIGENCE_GATEWAY_WS_URL ?? "ws://localhost:4401",
+        }),
+        // Demo stub — replace with your real auth-derived user identity before any
+        // multi-user deployment, or all users share one thread history.
+        identifyUser: () => ({ id: "demo-user", name: "Demo User" }),
+        licenseToken: process.env.COPILOTKIT_LICENSE_TOKEN,
+      }
+    : { runner: new InMemoryAgentRunner() }),
+  // --- /copilotkit:intelligence ---
+  openGenerativeUI: true,
+  a2ui: {
+    injectA2UITool: false,
+  },
+  mcpApps: {
+    servers: [
+      {
+        type: "http",
+        url: process.env.MCP_SERVER_URL || "https://mcp.excalidraw.com",
+        serverId: "example_mcp_app",
+      },
+    ],
+  },
+});
+
+const app = createCopilotEndpoint({
+  runtime,
+  basePath: "/api/copilotkit",
+});
+
+export const GET = handle(app);
+export const POST = handle(app);
+export const PATCH = handle(app);
+export const DELETE = handle(app);