feat: 添加新闻组件，整合动态新闻数据并优化RWA组件展示

src/mocks/data/index.ts

@@ -1,2 +1,3 @@
 import "./notify";
 import "./income";
+import "./news";

src/mocks/data/news.ts

@@ -0,0 +1,43 @@
+import { useMocks } from "../index";
+
+export interface NewsItem {
+  id: string;
+  title: string;
+  description: string;
+  time: string;
+  thumbnail: string;
+}
+
+export const mockNews: NewsItem[] = [
+  {
+    id: "1",
+    title: "比特币突破45000美元大关，创下近期新高",
+    description: "在市场乐观情绪推动下，比特币价格今日突破45000美元，较上周上涨8.5%，投资者信心持续回升。",
+    time: "2024-12-28 10:30:00",
+    thumbnail: "https://images.unsplash.com/photo-1518546305927-5a555bb7020d?w=400",
+  },
+  {
+    id: "2",
+    title: "美联储维持利率不变，加密货币市场迎来利好",
+    description: "美联储宣布维持基准利率在5.25%-5.5%区间，市场普遍认为这将有利于加密货币市场的稳定发展。",
+    time: "2024-12-28 09:15:00",
+    thumbnail: "https://images.unsplash.com/photo-1621761191319-c6fb62004040?w=400",
+  },
+  {
+    id: "3",
+    title: "以太坊2.0质押量突破3200万ETH",
+    description: "以太坊网络质押总量持续增长，目前已超过3200万枚ETH，占总供应量的26.7%，显示出投资者对网络的长期信心。",
+    time: "2024-12-28 08:45:00",
+    thumbnail: "https://images.unsplash.com/photo-1639762681485-074b7f938ba0?w=400",
+  },
+  {
+    id: "4",
+    title: "香港推出加密货币交易所监管新规",
+    description: "香港证监会发布最新监管指引，要求所有在港运营的加密货币交易平台必须在规定期限内申请牌照。",
+    time: "2024-12-27 18:20:00",
+    thumbnail: "https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?w=400",
+  },
+];
+
+// 注册mock数据
+useMocks().register("news", () => mockNews);