fix: resolve static files and import issues

- Fix static files not loading due to volume mount conflict
- Remove problematic volume mount from docker-compose.yml
- Add __init__.py files to make Python packages
- Fix all import statements to use relative imports
- Update start.sh to use correct module name
- Update config.py with correct default paths and values
- Ensure all environment variables are properly loaded from .env file

app/models/__init__.py

@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""
+LogBoard+ - Модели данных приложения
+Автор: Сергей Антропов
+Сайт: https://devops.org.ru
+"""