Enhance bot functionality with new features and improvements

- Added a new `/status` endpoint in `server_prometheus.py` to provide process status information, including uptime and resource usage metrics.
- Implemented a PID manager in `run_helper.py` to track the bot's process, improving monitoring capabilities.
- Introduced a method to delete audio moderation records in `audio_repository.py`, enhancing database management.
- Updated voice message handling in callback handlers to ensure proper deletion of audio moderation records.
- Improved error handling and logging in various services, ensuring better tracking of media processing and file downloads.
- Refactored media handling functions to streamline operations and improve code readability.
- Enhanced metrics tracking for file downloads and media processing, providing better insights into bot performance.

tests/test_audio_repository.py

@@ -331,6 +331,20 @@ class TestAudioRepository:
         
         assert result is None
     
+    @pytest.mark.asyncio
+    async def test_delete_audio_moderate_record(self, audio_repository):
+        """Тест удаления записи из таблицы audio_moderate"""
+        message_id = 12345
+        
+        await audio_repository.delete_audio_moderate_record(message_id)
+        
+        audio_repository._execute_query.assert_called_once_with(
+            "DELETE FROM audio_moderate WHERE message_id = ?", (message_id,)
+        )
+        audio_repository.logger.info.assert_called_once_with(
+            f"Удалена запись из audio_moderate для message_id {message_id}"
+        )
+    
     @pytest.mark.asyncio
     async def test_add_audio_record_logging(self, audio_repository, sample_audio_message):
         """Тест логирования при добавлении аудио записи"""