feat(web): 用户工作台 - 产品化壳层、内容库布局与积分入口

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/stores/use-theme-store.ts

@@ -13,19 +13,19 @@ const VALID_THEMES: ThemeName[] = ["light", "dark"];
 export const useThemeStore = create<ThemeStore>()(
     persist(
         (set) => ({
-            theme: "dark",
+            theme: "light",
             // 写入前校验：非法 theme 直接忽略，防止 syncRemoteUserData 等路径绕过 merge 写入坏值
             setTheme: (next) => set((state) => (VALID_THEMES.includes(next) ? { theme: next } : state)),
         }),
         {
             name: "infinite-canvas:theme_store",
-            // 持久化恢复校验：旧版本/坏 session 写入的非法值回退到 dark，
+            // 持久化恢复校验：旧版本/坏 session 写入的非法值回退到 light，
             // 避免 canvasThemes[非法值] = undefined 触发 "reading 'node'" 崩溃
             merge: (persisted, current) => {
                 const stored = (persisted || {}) as Partial<ThemeStore>;
                 const theme = VALID_THEMES.includes(stored.theme as ThemeName)
                     ? (stored.theme as ThemeName)
-                    : "dark";
+                    : "light";
                 return { ...current, theme };
             },
         },