diff --git a/back/api.py b/back/api.py
index 1e8238f..ed37392 100644
--- a/back/api.py
+++ b/back/api.py
@@ -41,9 +41,9 @@ app.mount("/uploads", StaticFiles(directory = "./uploads"))
 # add_poems_to_db(database)
 
 
-@app.get("/api/announcements", response_model=List[schemas.Announcement], db: Annotated[Session, Depends(utils.get_db)])#адрес объявлений 
-def announcements_list(obsolete: Union[bool, None] = False, user_id: Union[int, None] = None, metro: Union[str, None] = None,
-    category: Union[str, None] = None):
+@app.get("/api/announcements", response_model=List[schemas.Announcement])#адрес объявлений 
+def announcements_list(db: Annotated[Session, Depends(utils.get_db)], obsolete: Union[bool, None] = False, user_id: Union[int, None] = None,
+         metro: Union[str, None] = None,category: Union[str, None] = None):
     # параметры для сортировки (схема pydantic schemas.SortAnnouncements)
     params_to_sort = schemas.SortAnnouncements(obsolete=obsolete, user_id=user_id, metro=metro, category=category)
     # получаем результат
@@ -72,7 +72,7 @@ def single_announcement(ann_id:int, db: Annotated[Session, Depends(utils.get_db)
 def put_in_db(name: Annotated[str, Form()], category: Annotated[str, Form()], bestBy: Annotated[datetime.date, Form()],
     address: Annotated[str, Form()], longtitude: Annotated[float, Form()], latitude: Annotated[float, Form()],
     description: Annotated[str, Form()], metro: Annotated[str, Form()], current_user: Annotated[schemas.User, Depends(utils.get_current_active_user)], 
-    src: Union[UploadFile, None] = None, trashId: Annotated[int, Form()] = None, db: Annotated[Session, Depends(utils.get_db)]):
+    db: Annotated[Session, Depends(utils.get_db)], src: Union[UploadFile, None] = None, trashId: Annotated[int, Form()] = None):
     try:
         uploaded_name = ""
         if src:
@@ -132,8 +132,8 @@ def change_book_status(data: schemas.Book, current_user: Annotated[schemas.User,
 
 # reginstration
 @app.post("/api/signup")
-def create_user(nickname: Annotated[str, Form()], password: Annotated[str, Form()], name: Annotated[str, Form()]=None,
-    surname: Annotated[str, Form()]=None, avatar: Annotated[UploadFile, Form()]=None, db: Annotated[Session, Depends(utils.get_db)]):
+def create_user(nickname: Annotated[str, Form()], password: Annotated[str, Form()], db: Annotated[Session, Depends(utils.get_db)],
+        name: Annotated[str, Form()]=None, surname: Annotated[str, Form()]=None, avatar: Annotated[UploadFile, Form()]=None):
 
     if db.query(models.User).filter(models.User.nickname == nickname).first() == None:
         new_user = models.User(nickname=nickname, hashed_password=utils.get_password_hash(password),
@@ -218,8 +218,7 @@ def get_trashboxes(data: schemas.TrashboxRequest):#крутая функция 
 
 
     list_of_category = [] # лист по которому будет отбираться uniq_trashboxes
-    match category:
-    
+    match data.Category:
         case "PORRIDGE":
             list_of_category=["Опасные отходы", "Иное"]
         case "Конспекты":