chore: initialize medical consultation agent demo

backend/app/models/__init__.py

@@ -0,0 +1,30 @@
+"""ORM 模型导出：初始化数据库时只导入当前新表体系需要的模型。"""
+
+from app.models.audit import AuditLog
+from app.models.department import Department
+from app.models.knowledge import KnowledgeChunk, KnowledgeDocument, KnowledgeSource
+from app.models.prompt import PromptTemplate
+from app.models.source_case import CaseBase, CaseExamItem, ScoringRule, TeachingCase, TraditionalCase
+from app.models.training import SessionOrder, SessionSubmission, TrainingSession
+from app.models.training_record import TrainingRecord
+from app.models.user import User, UserLearningProfile
+
+__all__ = [
+    "AuditLog",
+    "Department",
+    "KnowledgeChunk",
+    "KnowledgeDocument",
+    "KnowledgeSource",
+    "PromptTemplate",
+    "CaseBase",
+    "CaseExamItem",
+    "TraditionalCase",
+    "TeachingCase",
+    "ScoringRule",
+    "SessionOrder",
+    "SessionSubmission",
+    "TrainingSession",
+    "TrainingRecord",
+    "User",
+    "UserLearningProfile",
+]