feat: add kfu-m-24-1 stubs folder; include eng-it-lean stubs api

server/routers/kfu-m-24-1/eng-it-lean/index.js

@@ -0,0 +1,13 @@
+const router = require("express").Router();
+
+const dictionariesRouter = require("./dictionaries");
+module.exports = router;
+
+const delay =
+  (ms = 1000) =>
+  (req, res, next) => {
+    setTimeout(next, ms);
+  };
+
+router.use(delay());
+router.use("/dictionaries", dictionariesRouter);