feat(版本): 完善计划覆盖与工作台待办

关键改动：

- 增加计划日志汇总、需求覆盖草稿校验与对应测试

- 抽取工作台工作项 Hook，补充待办计数能力

- 优化版本详情中计划、任务、测试用例和 Bug 的筛选与展示

Co-Authored-By: Codex GPT-5 <codex@openai.com>

apps/web/components/version/VersionRequirementsTab.tsx

@@ -2,6 +2,7 @@
 
 import { useState } from 'react';
 import { Plus, X, Search } from 'lucide-react';
+import { FilterSelect } from '@/components/FilterSelect';
 import type { Requirement, ChangeReason } from '@/lib/requirement';
 import type { DevTask } from '@/lib/dev-task';
 import { REQ_STATUS_LABEL, REQ_STATUS_COLOR, CHANGE_REASON_LABEL } from '@/lib/requirement';
@@ -161,18 +162,23 @@ function ChangeRequirementModal({ versionMembers, currentUserName, onClose, onSu
         <div className="space-y-3">
           <div>
             <label className="text-[12px] font-medium text-[var(--ink-soft)] mb-1 block">变更人员 <span className="text-red-500">*</span></label>
-            <select value={changeBy} onChange={(e) => setChangeBy(e.target.value)} className="h-9 w-full rounded-lg border border-[var(--line)] bg-[var(--bg-card)] px-3 text-[13px] focus:border-[var(--accent)] focus:outline-none">
-              {versionMembers.map((m) => <option key={`${m.role}-${m.name}`} value={m.name}>{m.name}</option>)}
-            </select>
+            <FilterSelect
+              value={changeBy || 'all'}
+              onChange={(value) => setChangeBy(value === 'all' ? '' : value)}
+              options={versionMembers.map((member) => ({ value: member.name, label: member.name }))}
+              allLabel="选择变更人员"
+              className="w-full"
+            />
           </div>
           <div>
             <label className="text-[12px] font-medium text-[var(--ink-soft)] mb-1 block">变更原因 <span className="text-red-500">*</span></label>
-            <select value={changeReason} onChange={(e) => setChangeReason(e.target.value as ChangeReason)} className="h-9 w-full rounded-lg border border-[var(--line)] bg-[var(--bg-card)] px-3 text-[13px] focus:border-[var(--accent)] focus:outline-none">
-              <option value="">请选择变更原因</option>
-              {Object.entries(CHANGE_REASON_LABEL).map(([key, label]) => (
-                <option key={key} value={key}>{label}</option>
-              ))}
-            </select>
+            <FilterSelect
+              value={changeReason || 'all'}
+              onChange={(value) => setChangeReason(value === 'all' ? '' : value as ChangeReason)}
+              options={Object.entries(CHANGE_REASON_LABEL).map(([key, label]) => ({ value: key, label }))}
+              allLabel="请选择变更原因"
+              className="w-full"
+            />
           </div>
           <div>
             <label className="text-[12px] font-medium text-[var(--ink-soft)] mb-1 block">需求概述 <span className="text-red-500">*</span></label>