fix: 恢复 init_db.py 等全部缺失文件 + LLM 集成

src/services/processing_service.py

@@ -259,24 +259,10 @@ class ProcessingService:
                 file_path, db_session, task_id, stp_file_id, analysis_result
             )
 
-            # 9.8 LLM 增强分析（可选，不影响主流程）
+            # 9.8 LLM 增强分析
             llm_report = None
-            llm_parting = None
             if analysis_result:
-                llm_report = await llm_service.generate_design_report(
-                    analysis_result, detailed_cavity_json
-                )
-                candidate_schemes = detailed_cavity_json.get("candidate_schemes", [])
-                if candidate_schemes:
-                    cavity_count = detailed_cavity_json.get("mold_cavities", {}).get("cavity_count", 1)
-                    if isinstance(cavity_count, (int, float)):
-                        cavity_count = int(cavity_count)
-                    else:
-                        cavity_count = 1
-                    llm_parting = await llm_service.recommend_parting_direction(
-                        geometry_data, candidate_schemes, selected_material,
-                        cavity_count=cavity_count,
-                    )
+                llm_report = await llm_service.generate_design_report(analysis_result, detailed_cavity_json)
 
             # 10. 完成处理
             await self.storage_service.update_stp_file_status(db_session, stp_file_id, "completed")
@@ -296,7 +282,6 @@ class ProcessingService:
                 "html_file": best_scheme.get("html_file", f"/html/{Path(html_file_path).name}") if best_scheme else f"/html/{Path(html_file_path).name}",
                 "verification": verification_result,
                 "llm_report": llm_report,
-                "llm_parting_recommendation": llm_parting,
                 "status": ProcessingStatus.COMPLETED,
                 "completed_at": str(datetime.now()),
             })