feat(api): 回测参数校验—5提交入口统一拦截(2029结束日期可提交根治)——用户实况portfolio_ef8b655a零校验跑垃圾结果;sanguo_api/validation.py:L1静态(格式/先后/未来/区间≥30天/资金/费率0~1%)+L2数据最新日(600000日线锚定MAX(datetime),24h模块缓存,查库失败退化仅L1);接线CTA/组合/优化/因子/模拟盘回放5入口,400中文业务提示;前端5页日期控件禁选未来日期(disableFutureDate共享);+10测试含2029回归,API 115绿,前端build绿 [vps]

frontend/src/views/backtest/New.vue

@@ -4,6 +4,7 @@ import { useRoute, useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import { getStrategies, getParams, type StrategyItem } from '@/api/strategy'
 import { submitCta, getTaskParams } from '@/api/backtest'
+import { disableFutureDate } from '@/utils/dates'
 import { apiClient } from '@/api/client'
 
 interface InstLike {
@@ -214,10 +215,10 @@ async function onSubmit(): Promise<void> {
           <span class="muted form-hint">A 股代码，无需交易所后缀</span>
         </el-form-item>
         <el-form-item label="开始日期">
-          <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
         </el-form-item>
         <el-form-item label="结束日期">
-          <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
         </el-form-item>
         <el-form-item label="K 线周期">
           <el-radio-group v-model="form.interval">

frontend/src/views/backtest/Optimize.vue

@@ -4,6 +4,7 @@ import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import { getStrategies, getParams, type StrategyItem } from '@/api/strategy'
 import { submitOptimize } from '@/api/backtest'
+import { disableFutureDate } from '@/utils/dates'
 
 const router = useRouter()
 const strategies = ref<StrategyItem[]>([])
@@ -117,10 +118,10 @@ async function onSubmit(): Promise<void> {
           <span class="muted form-hint">每行：参数名,起始,结束,步长</span>
         </el-form-item>
         <el-form-item label="开始日期">
-          <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
         </el-form-item>
         <el-form-item label="结束日期">
-          <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+          <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
         </el-form-item>
         <el-form-item>
           <el-button type="primary" :loading="submitting" @click="onSubmit">提交优化</el-button>

frontend/src/views/backtest/PortfolioBacktest.vue

@@ -6,6 +6,7 @@ import type { EChartsCoreOption } from 'echarts'
 import { useChart } from '@/composables/useChart'
 import { darkTitle, darkTooltip, darkGrid, darkAxis } from '@/utils/echartsDark'
 import { getTaskParams } from '@/api/backtest'
+import { disableFutureDate } from '@/utils/dates'
 import { INTERVAL_OPTIONS } from '@/constants/intervals'
 import {
   postPortfolioBacktest,
@@ -470,10 +471,10 @@ function fmtNum(v: number | null | undefined, digits = 2): string {
         <template #header><span class="section-title">时间与资金</span></template>
         <el-form :model="form" label-width="120px">
           <el-form-item label="开始日期">
-            <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+            <el-date-picker v-model="form.start" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
           </el-form-item>
           <el-form-item label="结束日期">
-            <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" style="width: 220px" />
+            <el-date-picker v-model="form.end" type="date" value-format="YYYY-MM-DD" :disabled-date="disableFutureDate" style="width: 220px" />
           </el-form-item>
           <el-form-item label="初始资金">
             <el-input-number v-model="form.cash" :min="10000" :step="100000" :controls="false" style="width: 220px" />