fix: app routing

src/data-loader/index.ts

@@ -2,13 +2,6 @@ let dataIndex: Record<string, string> | null = null;
 let isDevIndexLoaded = false;
 let isCliIndexLoaded = false;
 
-/**
- * 设置全局数据索引（CLI 环境使用）
- */
-export function setDataIndex(index: Record<string, string>) {
-  dataIndex = index;
-}
-
 /**
  * 从索引获取数据
  */
@@ -27,13 +20,16 @@ async function loadDevIndex(): Promise<void> {
   isDevIndexLoaded = true;
 
   // @ts-ignore - import.meta.glob 在构建时会被处理
-  if (typeof import.meta !== 'undefined' && import.meta.glob) {
+  if (typeof import.meta !== "undefined" && import.meta.glob) {
     try {
       // @ts-ignore - 只加载 .csv 和 .md 文件
-      const modules = import.meta.glob('../../content/**/*.{csv,md}', { as: 'raw', eager: true });
+      const modules = import.meta.glob("../../content/**/*.{csv,md}", {
+        as: "raw",
+        eager: true,
+      });
       const index: Record<string, string> = {};
       for (const [path, content] of Object.entries(modules)) {
-        const normalizedPath = path.replace('/src/', '/');
+        const normalizedPath = path.replace("/src/", "/");
         index[normalizedPath] = content as string;
       }
       dataIndex = { ...dataIndex, ...index };
@@ -51,9 +47,9 @@ async function loadCliIndex(): Promise<void> {
   isCliIndexLoaded = true;
 
   try {
-    const response = await fetch('/__CONTENT_INDEX.json');
+    const response = await fetch("/__CONTENT_INDEX.json");
     if (!response.ok) {
-      throw new Error('Failed to fetch content index');
+      throw new Error("Failed to fetch content index");
     }
     const index = await response.json();
     dataIndex = { ...dataIndex, ...index };
@@ -81,6 +77,7 @@ export async function fetchData(path: string): Promise<string> {
   }
 
   // 索引不存在时，使用 fetch 加载
+  if (dataIndex !== null) throw new Error(`no data in index: ${path}`);
   try {
     const response = await fetch(path);
     if (!response.ok) {
@@ -88,7 +85,7 @@ export async function fetchData(path: string): Promise<string> {
     }
     return await response.text();
   } catch (error) {
-    console.error('fetchData error:', error);
+    console.error("fetchData error:", error);
     throw error;
   }
 }