Add Chinese translations for medication management and personal settings

- Introduced new translation files for medication, personal, and weight management in Chinese.
- Updated the main index file to include the new translation modules.
- Enhanced the medication type definitions to include 'ointment'.
- Refactored workout type labels to utilize i18n for better localization support.
- Improved sleep quality descriptions and recommendations with i18n integration.

components/FloatingFoodOverlay.tsx

@@ -1,5 +1,6 @@
 import { ROUTES } from '@/constants/Routes';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
+import { useI18n } from '@/hooks/useI18n';
 import { Ionicons } from '@expo/vector-icons';
 import { BlurView } from 'expo-blur';
 import { useRouter } from 'expo-router';
@@ -20,6 +21,7 @@ interface FloatingFoodOverlayProps {
 
 export function FloatingFoodOverlay({ visible, onClose, mealType = 'dinner' }: FloatingFoodOverlayProps) {
   const router = useRouter();
+  const { t } = useI18n();
 
   const { pushIfAuthedElseLogin } = useAuthGuard()
 
@@ -41,21 +43,21 @@ export function FloatingFoodOverlay({ visible, onClose, mealType = 'dinner' }: F
   const menuItems = [
     {
       id: 'scan',
-      title: 'AI识别',
+      title: t('nutritionRecords.overlay.scan'),
       icon: '📷',
       backgroundColor: '#4FC3F7',
       onPress: handlePhotoRecognition,
     },
     {
       id: 'food-library',
-      title: '食物库',
+      title: t('nutritionRecords.overlay.foodLibrary'),
       icon: '🍎',
       backgroundColor: '#FF9500',
       onPress: handleFoodLibrary,
     },
     {
       id: 'voice-record',
-      title: '一句话记录',
+      title: t('nutritionRecords.overlay.voiceRecord'),
       icon: '🎤',
       backgroundColor: '#7B68EE',
       onPress: handleVoiceRecord,
@@ -81,7 +83,7 @@ export function FloatingFoodOverlay({ visible, onClose, mealType = 'dinner' }: F
         <View style={styles.container}>
           <BlurView intensity={80} tint="light" style={styles.blurContainer}>
             <View style={styles.header}>
-              <Text style={styles.title}>记录方式</Text>
+              <Text style={styles.title}>{t('nutritionRecords.overlay.title')}</Text>
             </View>
 
             <View style={styles.menuGrid}>