feat: 实现深度模式质检员功能

- 新增质检阶段 (inspect)：生成初稿后根据专家指令逐条检查
- AI 输出 JSON 格式质检报告，包含每项检查的 pass/warning/fail 状态
- MainContent.vue：新增质检报告卡片，可折叠展示检查结果
- 质检报告显示整体评价（通过/需关注/未通过）和详细评语
- 生成阶段指示器新增 inspect 状态（琥珀色）

src/components/MainContent.vue

@@ -70,11 +70,64 @@
               </div>
             </div>
 
+            <!-- 质检报告卡片（深度模式 + 范式预设时显示） -->
+            <div v-if="qualityReport" class="bg-slate-800/50 rounded-lg border border-slate-600 overflow-hidden">
+              <div class="px-4 py-3 border-b border-slate-700 flex items-center justify-between">
+                <div class="flex items-center gap-2">
+                  <span class="text-lg">🔍</span>
+                  <span class="text-sm font-medium text-slate-200">质检报告</span>
+                  <span 
+                    class="text-xs px-2 py-0.5 rounded"
+                    :class="{
+                      'bg-green-500/20 text-green-400': qualityReport.overall === 'pass',
+                      'bg-yellow-500/20 text-yellow-400': qualityReport.overall === 'warning',
+                      'bg-red-500/20 text-red-400': qualityReport.overall === 'fail'
+                    }"
+                  >
+                    {{ qualityReport.overall === 'pass' ? '通过' : qualityReport.overall === 'warning' ? '需关注' : '未通过' }}
+                  </span>
+                </div>
+                <button 
+                  @click="isQualityReportExpanded = !isQualityReportExpanded"
+                  class="text-slate-400 hover:text-white transition"
+                >
+                  <span class="transition-transform inline-block" :class="{ 'rotate-180': isQualityReportExpanded }">▼</span>
+                </button>
+              </div>
+              
+              <div v-show="isQualityReportExpanded" class="p-4 space-y-3">
+                <div 
+                  v-for="check in qualityReport.checks" 
+                  :key="check.key"
+                  class="flex items-start gap-3 text-sm"
+                >
+                  <span class="shrink-0 mt-0.5">
+                    <span v-if="check.status === 'pass'" class="text-green-400">✅</span>
+                    <span v-else-if="check.status === 'warning'" class="text-yellow-400">⚠️</span>
+                    <span v-else class="text-red-400">❌</span>
+                  </span>
+                  <div>
+                    <span class="font-medium" :class="{
+                      'text-green-300': check.status === 'pass',
+                      'text-yellow-300': check.status === 'warning',
+                      'text-red-300': check.status === 'fail'
+                    }">{{ check.title }}</span>
+                    <p class="text-xs text-slate-500 mt-0.5">{{ check.message }}</p>
+                  </div>
+                </div>
+                
+                <div v-if="qualityReport.summary" class="pt-3 border-t border-slate-700">
+                  <p class="text-xs text-slate-400 italic">📝 {{ qualityReport.summary }}</p>
+                </div>
+              </div>
+            </div>
+
             <!-- 生成阶段指示器 -->
             <div v-if="isGenerating && generationStage" class="flex items-center gap-2 text-xs text-slate-500">
               <span class="w-2 h-2 rounded-full animate-pulse" :class="{
                 'bg-indigo-500': generationStage === 'thinking',
                 'bg-blue-500': generationStage === 'draft',
+                'bg-amber-500': generationStage === 'inspect',
                 'bg-yellow-500': generationStage === 'critique',
                 'bg-green-500': generationStage === 'refine'
               }"></span>
@@ -178,6 +231,7 @@ const {
   generatedContent,
   thinkingContent,
   generationStage,
+  qualityReport,
   isGenerating,
   analysisResult,
   inputTask,
@@ -189,6 +243,7 @@ const {
 // AI 思考过程折叠状态
 import { ref } from 'vue'
 const isThinkingExpanded = ref(false)
+const isQualityReportExpanded = ref(true) // 质检报告默认展开
 
 // 范式定义
 const paradigms = [
@@ -272,6 +327,7 @@ const stageLabel = computed(() => {
   const labels = {
     'thinking': '🧠 风格解构 & 大纲规划中...',
     'draft': '✍️ 正在撰写初稿...',
+    'inspect': '🔍 正在进行质量检查...',
     'critique': '💡 AI 深度反思中...',
     'refine': '✨ 深度润色中...'
   }

src/stores/app.js

@@ -176,7 +176,63 @@ export const useAppStore = defineStore('app', () => {
 
       // 如果是深度模式，进入 Agentic Workflow
       if (isDeepMode.value) {
-        // 2. 批判阶段
+        // 2. 质检阶段（如果有专家指令）
+        if (activeParadigm.value && expertGuidelines.value.length > 0) {
+          generationStage.value = 'inspect'
+          console.log('Store: 进入质检阶段...')
+          
+          // 构建质检 Prompt
+          const guidelinesText = expertGuidelines.value
+            .map((g, i) => `${i + 1}. 【${g.title}】${g.description}`)
+            .join('\n')
+          
+          const inspectPrompt = `你是一名严格的质检专家。请根据以下专家评价标准，逐条检查这篇文章的质量。
+
+# 专家评价标准
+${guidelinesText}
+
+# 待检查的文章
+${draft}
+
+# 输出要求
+请严格按照以下 JSON 格式输出检查结果（不要输出其他内容）：
+{
+  "checks": [
+    {"key": "对应的检查项英文key", "title": "检查项标题", "status": "pass|warning|fail", "message": "具体评价说明"}
+  ],
+  "overall": "pass|warning|fail",
+  "summary": "整体评价总结（一句话）"
+}`
+
+          let inspectResult = ''
+          await api.generateContent(inspectPrompt, (content) => {
+            inspectResult += content
+          }, { temperature: 0.3 })
+          
+          // 解析质检结果
+          try {
+            // 提取 JSON（可能被包裹在 markdown 代码块中）
+            const jsonMatch = inspectResult.match(/\{[\s\S]*\}/)
+            if (jsonMatch) {
+              qualityReport.value = JSON.parse(jsonMatch[0])
+              console.log('Store: 质检完成', qualityReport.value)
+            }
+          } catch (e) {
+            console.warn('Store: 质检结果解析失败', e)
+            qualityReport.value = {
+              checks: expertGuidelines.value.map(g => ({
+                key: g.checkKey,
+                title: g.title,
+                status: 'warning',
+                message: '质检解析异常，请人工复核'
+              })),
+              overall: 'warning',
+              summary: '质检结果解析失败，建议人工复核'
+            }
+          }
+        }
+
+        // 3. 批判阶段
         generationStage.value = 'critique'
         console.log('Store: 进入批判阶段...')
         generatedContent.value += '\n\n---\n\n💡 **AI 深度反思 (Critique Stage)**：\n正在分析逻辑漏洞与改进空间...\n\n'
@@ -189,7 +245,7 @@ export const useAppStore = defineStore('app', () => {
           critiqueContent += content
         })
 
-        // 3. 修正阶段
+        // 4. 修正阶段
         generationStage.value = 'refine'
         console.log('Store: 进入修正阶段...')
         generatedContent.value += '\n\n---\n\n✨ **深度润色 (Refinement Stage)**：\n正在根据反思意见重写...\n\n'