diff --git a/src/core/rabbitmq.py b/src/core/rabbitmq.py
index 42d2f9c..d36a7c7 100644
--- a/src/core/rabbitmq.py
+++ b/src/core/rabbitmq.py
@@ -9,6 +9,7 @@ import json
 from typing import Optional, Dict, Any
 from contextlib import contextmanager
 import pika
+from pika.adapters.blocking_connection import BlockingChannel
 from pika.exceptions import AMQPConnectionError, AMQPChannelError, ConnectionClosed
 
 from .settings import (
@@ -30,7 +31,7 @@ class RabbitMQConnection:
     def __init__(self):
         """[INIT] Инициализация подключения к RabbitMQ."""
         self.connection: Optional[pika.BlockingConnection] = None
-        self.channel: Optional[pika.channel.Channel] = None
+        self.channel: Optional[BlockingChannel] = None
         self._connection_params = self._build_connection_params()
         
     def _build_connection_params(self) -> pika.ConnectionParameters:
@@ -87,6 +88,9 @@ class RabbitMQConnection:
         [HELPER] Настраивает exchange и очереди в RabbitMQ.
         @invariant: Создает необходимые exchange и очереди, если они не существуют.
         """
+        if not self.channel:
+            raise AMQPChannelError("Channel is not initialized")
+            
         try:
             # Создание exchange
             self.channel.exchange_declare(
@@ -152,7 +156,7 @@ class RabbitMQConnection:
             not self.channel.is_closed
         )
     
-    def send_message(self, queue: str, message: Dict[str, Any], routing_key: str = None) -> bool:
+    def send_message(self, queue: str, message: Dict[str, Any], routing_key: Optional[str] = None) -> bool:
         """
         [CONTRACT]
         @description: Отправляет сообщение в указанную очередь.
@@ -167,7 +171,7 @@ class RabbitMQConnection:
         Returns:
             bool: True если сообщение отправлено, False в противном случае
         """
-        if not self.is_connected():
+        if not self.is_connected() or not self.channel:
             logger.error("[RABBITMQ] Попытка отправить сообщение без активного подключения")
             return False
         
diff --git a/src/scraper/engine.py b/src/scraper/engine.py
index 5c578e3..c14057e 100644
--- a/src/scraper/engine.py
+++ b/src/scraper/engine.py
@@ -11,6 +11,7 @@ from bs4 import BeautifulSoup
 from typing import List, Optional
 from requests.adapters import HTTPAdapter
 from urllib3.util.retry import Retry
+from pydantic import HttpUrl
 
 from core.models import ProductVariant # [FIX] Импорт ProductVariant
 from core.settings import ScraperSelectors
@@ -125,7 +126,7 @@ class Scraper:
             unique_urls = set()
             for link in links:
                 href = link.get('href')
-                if href:
+                if href and isinstance(href, str):
                     full_url = urljoin(self.base_url, href)
                     unique_urls.add(full_url)
                 else: