refactoring the api endpoints to be separate files to reduce context usage

apps/server/src/routes/running-agents/index.ts

@@ -0,0 +1,17 @@
+/**
+ * Running Agents routes - HTTP API for tracking active agent executions
+ */
+
+import { Router } from "express";
+import type { AutoModeService } from "../../services/auto-mode-service.js";
+import { createIndexHandler } from "./routes/index.js";
+
+export function createRunningAgentsRoutes(
+  autoModeService: AutoModeService
+): Router {
+  const router = Router();
+
+  router.get("/", createIndexHandler(autoModeService));
+
+  return router;
+}