feat: dark mode & sharing plans between users

[qamarq]

This pull request introduces a new feature for handling shared schedules, including both backend and frontend changes. The most important changes are the addition of the Shared model, updates to the SchedulesController, and modifications to the frontend to support the new shared schedule functionality.

Backend Changes:

• Added sharedId field to the Schedule model and updated SchedulesController to handle this new field. [1] [2] [3] [4]
• Introduced a new Shared model and corresponding migration to create the shareds table. [1] [2]
• Created a new SharedController to manage shared schedules, including endpoints for creating and retrieving shared schedules. [1] [2]
• Added a new validator for creating shared schedules and updated the existing schedule validator to include sharedId. [1] [2]

Frontend Changes:

• Updated plans.ts actions to include sharedId in the updatePlan function. [1] [2]
• Modified the navbar.tsx to include new components and improve the user interface. [1] [2] [3]
• Removed unnecessary code and simplified the layout in layout.tsx. [1] [2]
• Added uuid and @types/uuid to the frontend dependencies. [1] [2] [3] [4] [5] [6]

[Rei-x]

2K ZMIAN, chory jesteś I'm not reading that

[qamarq]

2K ZMIAN, chory jesteś I'm not reading that

Po prostu koniec sesji i trochę wolnego xd

[Rei-x]

2K ZMIAN, chory jesteś I'm not reading that

Po prostu koniec sesji i trochę wolnego xd

to mogłeś się postarać i zrobić to w kilku pr'kach 😭