Pine Invoice

----Invoice---
1.In invoice search, when a single record is shown, the filter option should be removed.
---Create Invoice---
2. After invoice generation, the text ‘Powered by Pine Blue’ should be displayed at the bottom of the invoice.
3.After modifying the invoice date and payment due date, the payment terms are not updated accordingly.
4.During invoice generation, mandatory and optional fields are not clearly indicated before clicking the ‘Save and Continue’ button. Mandatory field indicators are missing for all fields except the date field.
5.In the invoice items section, the ‘Edit Columns’ button is visible, but it does not perform any action. Its purpose and functionality are unclear.
---Customer---
6.In customer search, when a single record is shown, the filter option should be removed.