As a freelancer, I want to record when I sent an invoice out to a client. <img width="782" height="596" alt="Image" src="https://github.com/user-attachments/assets/8eb9c92b-46e2-46df-bbe8-f2f24c60e5ce" /> <img width="796" height="592" alt="Image" src="https://github.com/user-attachments/assets/365008f4-4a1a-484b-9895-c2d40f181738" />
As a freelancer, I want to record when I sent an invoice out to a client.