Create 'Settings' Page

[qisforq]

Objective:

Develop the Settings page, including sections for Account Details, Notifications, and Manage Referrals.

Tasks:

• [x] Create a new component or page for the Settings page.
• [x] Implement the Account Details section, allowing users to change their email, password, or delete their account. Use dummy functionality for now until User Login is complete (#170)
• [x] Implement the Notifications section, enabling users to manage their notification preferences. Use dummy functionality for now until User Login is complete (#170)
• [x] Implement the Manage Referrals section, displaying referral information and any relevant actions. Use dummy functionality for now until the Referral feature is complete. (#176)
• [x] Link the Settings page to the side menu (#175).

[chef-louis]

Remaining TODOs:

• Add ability to edit username and password
• Add ability to add referrals