feat(health): 新增手腕温度监测和经期双向同步功能

新增手腕温度健康数据追踪，支持Apple Watch睡眠手腕温度数据展示和30天历史趋势分析
实现经期数据与HealthKit的完整双向同步，支持读取、写入和删除经期记录
优化经期预测算法，基于历史数据计算更准确的周期和排卵日预测
重构经期UI组件为模块化结构，提升代码可维护性
添加完整的中英文国际化支持，覆盖所有新增功能界面

components/menstrual-cycle/MonthBlock.tsx

@@ -0,0 +1,137 @@
+import { MenstrualTimeline } from '@/utils/menstrualCycle';
+import React, { useMemo } from 'react';
+import { StyleSheet, Text, View } from 'react-native';
+import { DayCell } from './DayCell';
+import { WEEK_LABELS } from './constants';
+
+const chunkArray = <T,>(array: T[], size: number): T[][] => {
+  const result: T[][] = [];
+  for (let i = 0; i < array.length; i += size) {
+    result.push(array.slice(i, i + size));
+  }
+  return result;
+};
+
+interface MonthBlockProps {
+  month: MenstrualTimeline['months'][number];
+  selectedDateKey: string;
+  onSelect: (dateKey: string) => void;
+  renderTip: (colIndex: number) => React.ReactNode;
+}
+
+export const MonthBlock: React.FC<MonthBlockProps> = ({
+  month,
+  selectedDateKey,
+  onSelect,
+  renderTip,
+}) => {
+  const weeks = useMemo(() => chunkArray(month.cells, 7), [month.cells]);
+
+  return (
+    <View style={styles.monthCard}>
+      <View style={styles.monthHeader}>
+        <Text style={styles.monthTitle}>{month.title}</Text>
+        <Text style={styles.monthSubtitle}>{month.subtitle}</Text>
+      </View>
+      <View style={styles.weekRow}>
+        {WEEK_LABELS.map((label) => (
+          <Text key={label} style={styles.weekLabel}>
+            {label}
+          </Text>
+        ))}
+      </View>
+      <View style={styles.monthGrid}>
+        {weeks.map((week, weekIndex) => {
+          const selectedIndex = week.findIndex(
+            (c) => c.type === 'day' && c.date.format('YYYY-MM-DD') === selectedDateKey
+          );
+
+          return (
+            <React.Fragment key={weekIndex}>
+              <View style={styles.daysRow}>
+                {week.map((cell) => {
+                  if (cell.type === 'placeholder') {
+                    return <View key={cell.key} style={styles.dayCell} />;
+                  }
+                  const dateKey = cell.date.format('YYYY-MM-DD');
+                  return (
+                    <DayCell
+                      key={cell.key}
+                      cell={cell}
+                      isSelected={selectedDateKey === dateKey}
+                      onPress={() => onSelect(dateKey)}
+                    />
+                  );
+                })}
+              </View>
+              {selectedIndex !== -1 && (
+                <View style={styles.inlineTipContainer}>
+                  {renderTip(selectedIndex)}
+                </View>
+              )}
+            </React.Fragment>
+          );
+        })}
+      </View>
+    </View>
+  );
+};
+
+const styles = StyleSheet.create({
+  monthCard: {
+    backgroundColor: '#fff',
+    borderRadius: 16,
+    padding: 14,
+    marginBottom: 12,
+    shadowColor: '#000',
+    shadowOpacity: 0.08,
+    shadowRadius: 8,
+    shadowOffset: { width: 0, height: 6 },
+    elevation: 2,
+  },
+  monthHeader: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-between',
+    marginBottom: 8,
+  },
+  monthTitle: {
+    fontSize: 17,
+    fontWeight: '800',
+    color: '#0f172a',
+    fontFamily: 'AliBold',
+  },
+  monthSubtitle: {
+    fontSize: 12,
+    color: '#6b7280',
+    fontFamily: 'AliRegular',
+  },
+  weekRow: {
+    flexDirection: 'row',
+    justifyContent: 'space-between',
+    marginBottom: 6,
+    paddingHorizontal: 4,
+  },
+  weekLabel: {
+    width: '14.28%',
+    textAlign: 'center',
+    fontSize: 12,
+    color: '#94a3b8',
+    fontFamily: 'AliRegular',
+  },
+  monthGrid: {
+    flexDirection: 'column',
+  },
+  daysRow: {
+    flexDirection: 'row',
+  },
+  dayCell: {
+    width: '14.28%',
+    alignItems: 'center',
+    marginVertical: 6,
+  },
+  inlineTipContainer: {
+    paddingBottom: 6,
+    marginBottom: 6,
+  },
+});