/backend-api-bottle |-- /app | |-- /models | | |-- init.py | | |-- user.py | | |-- item.py | | |-- category.py | | |-- image.py | | |-- comment.py | | |-- notification.py | | | |-- /routes | | |-- init.py | | |-- auth_routes.py | | |-- item_routes.py | | |-- category_routes.py | | |-- comment_routes.py | | |-- notification_routes.py | | | |-- /services | | |-- init.py | | |-- email_service.py | | |-- image_upload_service.py | | | |-- /static | | |-- /images | | | | | |-- init.py | |-- config.py (For configurations like DB connection, email settings, etc.) | |-- utils.py (For utility functions like password hashing, token generation, etc.) | | |-- /tests | |-- conftest.py | |-- test_auth.py | |-- test_items.py | |-- test_categories.py | |-- README.md |-- requirements.txt |-- run.py