System updates

✉️ Messaging & Mailings
Added a new mailing segment “Cards not installed” and fixed an error that could occur when creating a mailing.
Improved weekly report delivery for business accounts, ensuring emails are sent correctly.

📊 Dashboard & Analytics
Fixed an issue where some customers were not appearing on the dashboard.
Resolved inaccuracies in cashback card statistics.

💳 Currency & Formatting
Fixed incorrect currency format shown in the Scanner App.
Fixed incorrect currency display on the client card.

🧩 Cards
Fixed an issue affecting card sorting.