feat: 完善知识库版本管理与检索审计后台

ai_knowledge_base_v2/apps/backend/app/api/admin_knowledge.py

@@ -8,7 +8,19 @@ from app.core.database import get_db
 from app.core.dependencies import get_current_admin
 from app.core.responses import api_success
 from app.models.admin import Admin
-from app.models.knowledge import Knowledge, UserKnowledgePermission
+from app.models.knowledge import (
+    Knowledge,
+    KnowledgeCard,
+    KnowledgeChunk,
+    KnowledgeManifest,
+    KnowledgePublishLog,
+    KnowledgeReviewRecord,
+    KnowledgeSection,
+    KnowledgeSourceSnapshot,
+    KnowledgeSyncJob,
+    KnowledgeVersion,
+    UserKnowledgePermission,
+)
 from app.schemas.admin import KnowledgeSaveRequest
 from app.services.admin_service import OperationLogService
 from app.services.feishu_service import FeishuKnowledgeService
@@ -122,6 +134,15 @@ def delete_knowledge(
     ).all()
     for permission in permissions:
         db.delete(permission)
+    for model in (KnowledgeReviewRecord, KnowledgeCard, KnowledgeChunk, KnowledgeSection, KnowledgeManifest, KnowledgePublishLog, KnowledgeSyncJob):
+        for row in db.scalars(select(model).where(model.knowledge_id == knowledge.id)).all():
+            db.delete(row)
+    db.flush()
+    for row in db.scalars(select(KnowledgeVersion).where(KnowledgeVersion.knowledge_id == knowledge.id)).all():
+        db.delete(row)
+    db.flush()
+    for row in db.scalars(select(KnowledgeSourceSnapshot).where(KnowledgeSourceSnapshot.knowledge_id == knowledge.id)).all():
+        db.delete(row)
     db.delete(knowledge)
     OperationLogService.write(db, admin_id=current_admin.id, module="knowledge", action="delete", target_id=knowledge.id)
     db.commit()