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/factor/New.vue

@@ -3,6 +3,7 @@ import { ref, reactive, computed, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import { getFactors, submitFactor, type FactorItem } from '@/api/factor'
+import { disableFutureDate } from '@/utils/dates'
 
 const router = useRouter()
 const factors = ref<FactorItem[]>([])
@@ -109,10 +110,10 @@ async function onSubmit(): Promise<void> {
       <template #header><span class="section-title">分析区间</span></template>
       <el-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>
     </el-card>