чиним билд19

backend/app/models/employee.py

@@ -16,4 +16,8 @@ class Employee(Base):
     password = Column(String, nullable=False)
     created_at = Column(DateTime(timezone=True), server_default=func.now())
 
-    requests = relationship("Request", back_populates="employee")
+    requests = relationship(
+        "app.models.request.Request",
+        back_populates="employee",
+        lazy="dynamic"
+    )

backend/app/models/request.py

@@ -30,4 +30,7 @@ class Request(Base):
     status = Column(Enum(RequestStatus), nullable=False, default=RequestStatus.NEW)
     created_at = Column(DateTime(timezone=True), server_default=func.now())
 
-    employee = relationship("Employee", back_populates="requests")
+    employee = relationship(
+        "app.models.employee.Employee",
+        back_populates="requests"
+    )