feat: 全量功能模块开发与集成测试修复

- 新增后端模块：Alert、APIAsset、Compliance、Lineage、Masking、Risk、SchemaChange、Unstructured、Watermark
- 新增前端模块页面与API接口
- 新增Alembic迁移脚本(002-014)覆盖全量业务表
- 新增测试数据生成脚本与集成测试脚本
- 修复metadata模型JSON类型导入缺失导致启动失败的问题
- 修复前端Alert/APIAsset页面request模块路径错误
- 更新docker-compose与开发计划文档

frontend/src/views/unstructured/Unstructured.vue

@@ -0,0 +1,143 @@
+<template>
+  <div class="page-container">
+    <h2 class="page-title">非结构化文件识别</h2>
+    <div class="upload-area card-shadow" style="padding: 24px; margin-bottom: 16px;">
+      <el-upload
+        drag
+        action="#"
+        :auto-upload="false"
+        :on-change="handleFileChange"
+        accept=".docx,.xlsx,.pdf,.txt"
+        :limit="1"
+      >
+        <el-icon class="el-icon--upload"><upload-icon /></el-icon>
+        <div class="el-upload__text">拖拽文件到此处或 <em>点击上传</em></div>
+        <template #tip>
+          <div class="el-upload__tip">支持 Word、Excel、PDF、TXT 格式</div>
+        </template>
+      </el-upload>
+      <el-button type="primary" :loading="uploadLoading" @click="handleUpload" style="margin-top: 12px;">开始识别</el-button>
+    </div>
+
+    <div class="table-card card-shadow">
+      <el-table :data="fileList" v-loading="listLoading" stripe size="default" border>
+        <el-table-column prop="original_name" label="文件名" min-width="180" />
+        <el-table-column prop="file_type" label="类型" width="80" />
+        <el-table-column prop="status" label="状态" width="100">
+          <template #default="{ row }">
+            <el-tag :type="row.status === 'processed' ? 'success' : row.status === 'error' ? 'danger' : 'warning'">
+              {{ ({ pending: '待处理', processed: '已处理', error: '失败' } as Record<string, string>)[row.status as string] || row.status }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column label="敏感信息" min-width="200">
+          <template #default="{ row }">
+            <div v-if="row.analysis_result?.matches?.length">
+              <el-tag v-for="(m, idx) in row.analysis_result.matches.slice(0, 3)" :key="idx" size="small" type="danger" style="margin-right: 4px;">
+                {{ m.rule_name }}
+              </el-tag>
+              <span v-if="row.analysis_result.matches.length > 3" class="more-tag">+{{ row.analysis_result.matches.length - 3 }}</span>
+            </div>
+            <span v-else class="empty-text">未检测到</span>
+          </template>
+        </el-table-column>
+        <el-table-column label="操作" width="140" fixed="right">
+          <template #default="{ row }">
+            <el-button type="primary" link size="small" @click="handleView(row)">查看详情</el-button>
+            <el-button type="primary" link size="small" @click="handleReprocess(row)">重新识别</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+    </div>
+
+    <el-dialog v-model="detailVisible" title="识别详情" width="640px" destroy-on-close>
+      <div v-if="currentFile?.analysis_result?.matches?.length">
+        <div style="margin-bottom: 12px;">共发现 {{ currentFile.analysis_result.matches.length }} 处敏感信息：</div>
+        <el-timeline>
+          <el-timeline-item v-for="(m, idx) in currentFile.analysis_result.matches" :key="idx" :type="m.level_code === 'L4' || m.level_code === 'L5' ? 'danger' : 'warning'">
+            <div style="font-weight: 600;">{{ m.rule_name }} ({{ m.level_code }})</div>
+            <div style="color: #909399; font-size: 13px; margin-top: 4px;">片段：{{ m.snippet }}</div>
+          </el-timeline-item>
+        </el-timeline>
+      </div>
+      <el-empty v-else description="未检测到敏感信息" />
+    </el-dialog>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted } from 'vue'
+import { ElMessage } from 'element-plus'
+import { Upload as UploadIcon } from '@element-plus/icons-vue'
+import { uploadUnstructuredFile, getUnstructuredFiles, reprocessUnstructuredFile } from '@/api/unstructured'
+
+const uploadLoading = ref(false)
+const listLoading = ref(false)
+const fileList = ref<any[]>([])
+const selectedFile = ref<File | null>(null)
+const detailVisible = ref(false)
+const currentFile = ref<any>(null)
+
+function handleFileChange(file: any) {
+  selectedFile.value = file.raw
+}
+
+async function handleUpload() {
+  if (!selectedFile.value) {
+    ElMessage.warning('请选择文件')
+    return
+  }
+  uploadLoading.value = true
+  try {
+    const res: any = await uploadUnstructuredFile(selectedFile.value)
+    ElMessage.success('上传并识别成功')
+    selectedFile.value = null
+    fetchList()
+  } catch (e: any) {
+    ElMessage.error(e?.message || '上传失败')
+  } finally {
+    uploadLoading.value = false
+  }
+}
+
+async function fetchList() {
+  listLoading.value = true
+  try {
+    const res: any = await getUnstructuredFiles()
+    fileList.value = res.data || []
+  } catch (e: any) {
+    ElMessage.error(e?.message || '加载失败')
+  } finally {
+    listLoading.value = false
+  }
+}
+
+function handleView(row: any) {
+  currentFile.value = row
+  detailVisible.value = true
+}
+
+async function handleReprocess(row: any) {
+  try {
+    const res: any = await reprocessUnstructuredFile(row.id)
+    ElMessage.success('重新识别完成')
+    fetchList()
+  } catch (e: any) {
+    ElMessage.error(e?.message || '识别失败')
+  }
+}
+
+onMounted(() => {
+  fetchList()
+})
+</script>
+
+<style scoped lang="scss">
+.empty-text {
+  color: #c0c4cc;
+}
+.more-tag {
+  font-size: 12px;
+  color: #909399;
+}
+</style>