feat: update

theme/index.ts

@@ -0,0 +1,36 @@
+/**
+ * 主题系统统一导出
+ * 
+ * 提供主题配置、工具函数和类型定义
+ */
+
+// 导出颜色配置
+export { default as Colors } from '@/constants/Colors';
+
+// 导出主题 Hooks
+export {
+  useColorScheme,
+  useThemeColor,
+  useThemeColors,
+  useThemeInfo,
+} from '@/hooks/useTheme';
+
+// 导出主题组件
+export {
+  ThemedText,
+  ThemedView,
+  Text as ThemeText,
+  View as ThemeView,
+} from '@/components/Themed';
+
+export type {
+  ThemedTextProps,
+  ThemedViewProps,
+  TextProps as ThemeTextProps,
+  ViewProps as ThemeViewProps,
+} from '@/components/Themed';
+
+// 导出主题工具函数
+export * from './utils';
+export * from './styles';
+