重构应用程序架构，添加 OpenIM SDK 初始化和引导逻辑

features/im/hooks/use-openim-bootstrap.ts

@@ -0,0 +1,11 @@
+import { useEffect } from "react";
+
+import { bootstrapOpenIM } from "@/features/im/openim-bootstrap";
+
+export function useOpenIMBootstrap() {
+  useEffect(() => {
+    bootstrapOpenIM().catch((error) => {
+      console.error("OpenIM bootstrap failed", error);
+    });
+  }, []);
+}