FR-09: Update Property Advertisement

Description

As an authenticated user, I want to update my property advertisements so that I can modify the information whenever needed.

Acceptance Criteria

• AC1 - The user should be able to edit their advertisement on the advertisement page.
• AC2 - The user should be redirected back to the advertisement page after successful update.
• AC3 - The user should receive error messages if invalid data is entered.

Dependencies

Requires #18 (closed)

Requires #22 (closed)