perf(mp): 移除 Zod 依赖，轻量验证替代 — 包体积 -300KB

- 新增 utils/validate.ts 轻量验证工具（<1KB vs Zod 360KB）
- daily-monitoring: Zod schema → validateNum() 直接验证
- input: Zod schema → num()/validateStr() 直接验证
- config/index.ts: 移除 Zod include 编译配置

效果：总体积 1.8MB→1.5MB(-17%)，pkg-health 分包 432KB→84KB(-81%)

apps/miniprogram/src/pages/pkg-health/input/index.tsx

@@ -1,7 +1,7 @@
 import { useState } from 'react';
 import { View, Text, Input, Picker } from '@tarojs/components';
 import Taro, { useDidShow } from '@tarojs/taro';
-import { z } from 'zod';
+import { num, validateStr } from '@/utils/validate';
 import { inputVitalSign, getHealthThresholds, findThreshold, DEFAULT_THRESHOLDS, type HealthThreshold } from '../../../services/health';
 import { useAuthStore } from '../../../stores/auth';
 import { useHealthStore } from '@/stores/health';
@@ -23,15 +23,9 @@ const INDICATORS = [
 
 const BP_INDICATORS = ['blood_pressure', 'blood_pressure_evening'];
 
-const vitalSignSchema = z.object({
-  indicator_type: z.enum(['blood_pressure', 'blood_pressure_evening', 'heart_rate', 'blood_sugar_fasting', 'blood_sugar_postprandial', 'weight', 'temperature']),
-  value: z.number().positive({ message: '请输入有效数值' }),
-  extra: z.object({
-    systolic: z.number().min(60, '收缩压过低').max(250, '收缩压过高，请及时就医').optional(),
-    diastolic: z.number().min(40, '舒张压过低').max(150, '舒张压过高，请及时就医').optional(),
-  }).optional(),
-  note: z.string().max(200, '备注不能超过200字').optional(),
-});
+const valueCheck = num({ posMsg: '请输入有效数值' });
+const systolicCheck = num({ min: 60, minMsg: '收缩压过低', max: 250, maxMsg: '收缩压过高，请及时就医', optional: true });
+const diastolicCheck = num({ min: 40, minMsg: '舒张压过低', max: 150, maxMsg: '舒张压过高，请及时就医', optional: true });
 
 /** 根据动态阈值生成警告配置 */
 function getWarnForIndicator(
@@ -120,11 +114,23 @@ export default function HealthInput() {
       ? { indicator_type: currentIndicator as 'blood_pressure' | 'blood_pressure_evening', value: parseFloat(systolic), extra: { systolic: parseFloat(systolic), diastolic: parseFloat(diastolic) } }
       : { indicator_type: currentIndicator as any, value: parseFloat(value) };
 
-    const result = vitalSignSchema.safeParse(input);
-    if (!result.success) {
-      Taro.showToast({ title: result.error.issues[0].message, icon: 'none' });
+    const valueResult = valueCheck.safeParse(input.value);
+    if (!valueResult.ok) {
+      Taro.showToast({ title: valueResult.message, icon: 'none' });
       return;
     }
+    if (input.extra?.systolic !== undefined) {
+      const r = systolicCheck.safeParse(input.extra.systolic);
+      if (!r.ok) { Taro.showToast({ title: r.message, icon: 'none' }); return; }
+    }
+    if (input.extra?.diastolic !== undefined) {
+      const r = diastolicCheck.safeParse(input.extra.diastolic);
+      if (!r.ok) { Taro.showToast({ title: r.message, icon: 'none' }); return; }
+    }
+    if (note) {
+      const err = validateStr(note, 200, '备注');
+      if (err) { Taro.showToast({ title: err, icon: 'none' }); return; }
+    }
 
     const threshold = getWarnForIndicator(thresholds, currentIndicator);
     if (threshold) {