Refactor images, users, and logging

[hussein-m-kandil]

Overview

This PR introduces several improvements to the API, authentication, image handling, and logging. It also refactors parts of the codebase for better structure and maintainability.

Changes

• Infrastructure & Utilities

  • Extracted image schema and utilities into a mediator layer.
  • Refactored storage logic and environment variables.
  • Improved test setup with a custom app instance.

• User & Auth

  • Added support for guest sign-in.
  • Introduced an Avatar model and updated user endpoints to handle avatar uploads.
  • Allowed fetching users by username without restrictions.
  • Improved users' PATCH request handling.

• Images & Posts

  • Unified image handling by supporting avatar uploads within the /images route.
  • Added CRUD operations for post images inside post endpoints.
  • Ensured the post image is removed from storage while deleting its post.
  • Restricted access to the all-images route to admin users only.

• Logging & Middleware

  • Improved request logging and logger configuration.
  • Enhanced logger usage across the app.

• Miscellaneous

  • Refactored tags count endpoint.
  • Fixed typo in the seed script.
  • Updated imports from express to use named imports.
  • Cleaned up non-admin data before processing GET requests.

Notes

This update not only adds new features, such as guest sign-in and avatar handling, but also improves the overall stability and clarity of image and user management. The refactoring efforts make the codebase easier to maintain and extend.