feat maj fonctionnement

backend/schemas.py

@@ -64,4 +64,10 @@ class MessageResponse(MessageBase):
 
 class PasswordChange(BaseModel):
     old_password: str
-    new_password: str
+    new_password: str
+
+class ModelReplacementRequest(BaseModel):
+    missing_model: str
+
+class LogRequest(BaseModel):
+    message: str