feat: 更新隐私同意弹窗和应用名称

- 将应用名称修改为“每日普拉提”，提升品牌识别度
- 新增隐私同意弹窗，确保用户在使用应用前同意隐私政策
- 更新 Redux 状态管理，添加隐私同意状态的处理
- 优化用户信息页面，确保体重和身高的格式化显示
- 更新今日训练页面标题为“快速训练”，提升用户体验
- 添加开发工具函数，便于测试隐私同意功能

components/PrivacyConsentModal.tsx

@@ -0,0 +1,191 @@
+import { router } from 'expo-router';
+import React from 'react';
+import {
+    Dimensions,
+    Modal,
+    StyleSheet,
+    Text,
+    TouchableOpacity,
+    View
+} from 'react-native';
+
+const { width } = Dimensions.get('window');
+
+interface PrivacyConsentModalProps {
+  visible: boolean;
+  onAgree: () => void;
+  onDisagree: () => void;
+}
+
+export default function PrivacyConsentModal({
+  visible,
+  onAgree,
+  onDisagree,
+}: PrivacyConsentModalProps) {
+  const handleUserAgreementPress = () => {
+    router.push('/legal/user-agreement');
+  };
+
+  const handlePrivacyPolicyPress = () => {
+    router.push('/legal/privacy-policy');
+  };
+
+  return (
+    <Modal
+      visible={visible}
+      transparent
+      animationType="fade"
+      statusBarTranslucent
+    >
+      <View style={styles.overlay}>
+        <View style={styles.container}>
+          <Text style={styles.title}>欢迎来到普拉提助手</Text>
+          
+          <View style={styles.contentContainer}>
+            <Text style={styles.description}>
+              点击"同意并继续"代表您已阅读并理解
+            </Text>
+            <View style={styles.linksContainer}>
+              <TouchableOpacity onPress={handleUserAgreementPress}>
+                <Text style={styles.link}>《用户协议》</Text>
+              </TouchableOpacity>
+              <Text style={styles.and}> 和 </Text>
+              <TouchableOpacity onPress={handlePrivacyPolicyPress}>
+                <Text style={styles.link}>《隐私政策》</Text>
+              </TouchableOpacity>
+            </View>
+            <Text style={styles.description}>
+              我们深知保护用户隐私信息的重要性，请认真进行阅读。
+            </Text>
+            <View style={styles.viewFullContainer}>
+              <Text style={styles.viewFull}>查看完整版 </Text>
+              <TouchableOpacity onPress={handleUserAgreementPress}>
+                <Text style={styles.link}>《用户协议》</Text>
+              </TouchableOpacity>
+              <Text style={styles.viewFull}> 和 </Text>
+              <TouchableOpacity onPress={handlePrivacyPolicyPress}>
+                <Text style={styles.link}>《隐私政策》</Text>
+              </TouchableOpacity>
+            </View>
+          </View>
+          
+          <TouchableOpacity style={styles.agreeButton} onPress={onAgree}>
+            <Text style={styles.agreeButtonText}>同意并继续</Text>
+          </TouchableOpacity>
+          
+          <TouchableOpacity style={styles.disagreeButton} onPress={onDisagree}>
+            <Text style={styles.disagreeButtonText}>不同意并退出</Text>
+          </TouchableOpacity>
+        </View>
+      </View>
+    </Modal>
+  );
+}
+
+const styles = StyleSheet.create({
+  overlay: {
+    flex: 1,
+    backgroundColor: 'rgba(0, 0, 0, 0.5)',
+    justifyContent: 'center',
+    alignItems: 'center',
+    paddingHorizontal: 20,
+  },
+  container: {
+    backgroundColor: 'white',
+    borderRadius: 20,
+    padding: 24,
+    width: width * 0.85,
+    maxWidth: 400,
+    alignItems: 'center',
+  },
+  iconContainer: {
+    marginBottom: 20,
+    alignItems: 'center',
+  },
+  characterContainer: {
+    position: 'relative',
+    alignItems: 'center',
+  },
+  iconText: {
+    fontSize: 48,
+    marginBottom: 8,
+  },
+  balloons: {
+    position: 'absolute',
+    top: -5,
+    right: -25,
+    flexDirection: 'row',
+    gap: 4,
+  },
+  balloon: {
+    width: 12,
+    height: 16,
+    borderRadius: 6,
+  },
+  title: {
+    fontSize: 20,
+    fontWeight: '600',
+    color: '#1F2937',
+    marginBottom: 20,
+    textAlign: 'center',
+  },
+  contentContainer: {
+    marginBottom: 24,
+  },
+  description: {
+    fontSize: 14,
+    color: '#6B7280',
+    lineHeight: 20,
+    textAlign: 'center',
+  },
+  linksContainer: {
+    flexDirection: 'row',
+    justifyContent: 'center',
+    alignItems: 'center',
+    flexWrap: 'wrap',
+  },
+  link: {
+    fontSize: 14,
+    color: '#8B5FE6',
+    textDecorationLine: 'underline',
+  },
+  and: {
+    fontSize: 14,
+    color: '#6B7280',
+  },
+  viewFullContainer: {
+    flexDirection: 'row',
+    justifyContent: 'center',
+    alignItems: 'center',
+    flexWrap: 'wrap',
+    marginTop: 4,
+  },
+  viewFull: {
+    fontSize: 14,
+    color: '#6B7280',
+  },
+  agreeButton: {
+    backgroundColor: '#8B5FE6',
+    borderRadius: 25,
+    paddingVertical: 14,
+    paddingHorizontal: 40,
+    width: '100%',
+    marginBottom: 12,
+  },
+  agreeButtonText: {
+    color: 'white',
+    fontSize: 16,
+    fontWeight: '600',
+    textAlign: 'center',
+  },
+  disagreeButton: {
+    paddingVertical: 14,
+    paddingHorizontal: 40,
+  },
+  disagreeButtonText: {
+    color: '#9CA3AF',
+    fontSize: 16,
+    fontWeight: '500',
+    textAlign: 'center',
+  },
+});