refactor: Refactoring most of the project

Signed-off-by: Rafal Zielinski <sq4ind@gmail.com>

tests/test_integration.py

@@ -2,7 +2,7 @@
 import pytest
 from unittest.mock import AsyncMock, MagicMock, patch
 from homeassistant.core import HomeAssistant
-from homeassistant.config_entries import ConfigEntry
+from homeassistant.config_entries import ConfigEntry, SOURCE_USER
 from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_PORT, CONF_USERNAME
 
 from custom_components.adguard_hub import async_setup_entry, async_unload_entry
@@ -12,9 +12,10 @@ from custom_components.adguard_hub.const import DOMAIN
 
 @pytest.fixture
 def mock_config_entry():
-    """Mock config entry."""
+    """Mock config entry compatible with HA 2025.9.4."""
     return ConfigEntry(
         version=1,
+        minor_version=1,
         domain=DOMAIN,
         title="Test AdGuard",
         data={
@@ -23,8 +24,12 @@ def mock_config_entry():
             CONF_USERNAME: "admin",
             CONF_PASSWORD: "password",
         },
-        source="user",
+        options={},
+        source=SOURCE_USER,
         entry_id="test_entry_id",
+        unique_id="192.168.1.100:3000",
+        discovery_keys=set(),
+        subentries_data={},
     )
 
 
@@ -145,11 +150,11 @@ async def test_api_error_handling(mock_api):
         await mock_api.get_clients()
 
 
-@pytest.mark.asyncio
-async def test_services_registration(hass: HomeAssistant):
+def test_services_registration(hass: HomeAssistant):
     """Test that services are properly registered."""
     from custom_components.adguard_hub.services import AdGuardControlHubServices
 
+    # Create services without running inside an existing event loop
     services = AdGuardControlHubServices(hass)
     services.register_services()