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

backend/app/api/v1/compliance.py

@@ -0,0 +1,72 @@
+from typing import Optional
+from fastapi import APIRouter, Depends, Query
+from sqlalchemy.orm import Session
+
+from app.core.database import get_db
+from app.models.user import User
+from app.schemas.common import ResponseModel, ListResponse
+from app.services import compliance_service
+from app.api.deps import get_current_user, require_admin
+
+router = APIRouter()
+
+
+@router.post("/init-rules")
+def init_rules(
+    db: Session = Depends(get_db),
+    current_user: User = Depends(require_admin),
+):
+    compliance_service.init_builtin_rules(db)
+    return ResponseModel(message="初始化完成")
+
+
+@router.post("/scan")
+def scan_compliance(
+    project_id: Optional[int] = Query(None),
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    issues = compliance_service.scan_compliance(db, project_id=project_id)
+    return ResponseModel(data={"issues_found": len(issues)})
+
+
+@router.get("/issues")
+def list_issues(
+    project_id: Optional[int] = Query(None),
+    status: Optional[str] = Query(None),
+    page: int = Query(1, ge=1),
+    page_size: int = Query(20, ge=1, le=500),
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    items, total = compliance_service.list_issues(db, project_id=project_id, status=status, page=page, page_size=page_size)
+    return ListResponse(
+        data=[{
+            "id": i.id,
+            "rule_id": i.rule_id,
+            "project_id": i.project_id,
+            "entity_type": i.entity_type,
+            "entity_name": i.entity_name,
+            "severity": i.severity,
+            "description": i.description,
+            "suggestion": i.suggestion,
+            "status": i.status,
+            "created_at": i.created_at.isoformat() if i.created_at else None,
+        } for i in items],
+        total=total,
+        page=page,
+        page_size=page_size,
+    )
+
+
+@router.post("/issues/{issue_id}/resolve")
+def resolve_issue(
+    issue_id: int,
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    issue = compliance_service.resolve_issue(db, issue_id)
+    if not issue:
+        from fastapi import HTTPException, status
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="问题不存在")
+    return ResponseModel(message="已标记为已解决")