User story 4: As a user, I want to be able to customise the shortened link with something I can understand (Customise the Link).

[Motouom]

1. Description:

• I want to customize the shortened link with something I can understand.
• I want the customization process to be simple and intuitive.

2. Sequence Diagram

sequenceDiagram
    participant U as User
    participant F as Frontend
    participant B as Backend
    participant D as Database
    
    U->>F:Enters desired back-half for the link
    F->>B:Sends back-half to the backend
    B->>D:Verifies back-half with the db
    D->>D:Verifies back-half and update the short link with back-half
    D->>B:New short link 
    B->>F:New short kink and confirmation message(Short link has been updated successfuly)
    F->>U:Display new short link and confirmation message

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3. Wireframe

4. Tickets:
Backend tickets:

• Implement custom alias/vanity URL validation and storage #28
• Ensure uniqueness of custom URLs and integrate with link shortening #29

Frontend tickets:

• Add form for users to edit the title and the back half  #30
• Provide feedback on availability and validity of custom URL #31
• Update displayed shortened URL based on user's custom input #32