1) Userless orders will be merged on user's registration by their phone number and/or email. Added Viewset action "merge_recently_viewed" so recently viewed products may be stored on server's side.
2) Added comprehensive products' filtering by category(support for including subcategories)
Fixes: I18N
Fixes: 1) None;
Extra: 1) Removed the entire "geo" module, including migrations, model definitions, admin configurations, utilities, documentation, templates, translations, and related files. Moved functionality to "core".
Enhanced the `deepl_translate` management command with improved placeholder handling, error messages, and support for missing translations. Added `human_readable_id` and `is_business` attributes to the `Order` model, updating associated admin configurations to reflect these changes.
