feat(goals): Add deleting goals

app/api/v1/endpoints/counters.py

@@ -204,3 +204,46 @@ async def create_custom_goals_for_counter(
         )
 
     return GoalCreateResponse(created_goals=created_goals_list)
+
+# --- НОВЫЙ ЭНДПОИНТ: Удаление цели ---
+@router.delete(
+    "/{counter_id}/goals/{goal_id}",
+    status_code=status.HTTP_204_NO_CONTENT,
+    summary="Удаление цели в счетчике"
+)
+async def delete_goal_in_counter(
+    counter_id: int,
+    goal_id: int,
+    credentials: Annotated[HTTPAuthorizationCredentials, Depends(bearer_scheme)]
+):
+    """
+    Удаляет указанную цель в указанном счетчике.
+    В случае успеха возвращает пустой ответ со статусом 204.
+    """
+    token = credentials.credentials
+    logger.info(f"Attempting to delete goal ID: {goal_id} from counter ID: {counter_id}")
+
+    url = f"{settings.YANDEX_METRIKA_API_URL}/management/v1/counter/{counter_id}/goal/{goal_id}"
+    headers = {'Authorization': f'OAuth {token}'}
+
+    try:
+        async with httpx.AsyncClient() as client:
+            response = await client.delete(url, headers=headers)
+            response.raise_for_status()
+            logger.success(f"Successfully deleted goal ID: {goal_id} from counter {counter_id}.")
+            # При успехе стандартно возвращается пустой ответ
+            return
+
+    except httpx.HTTPStatusError as e:
+        error_details = e.response.json()
+        logger.error(f"Yandex Metrika API error during goal deletion: {e.response.status_code} - {error_details}")
+        raise HTTPException(
+            status_code=e.response.status_code,
+            detail=f"Yandex API Error: {error_details.get('message', 'Unknown error')}"
+        )
+    except Exception as e:
+        logger.opt(exception=True).error("An unexpected error occurred during goal deletion.")
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail="An internal server error occurred."
+        )