[TASK] Implement mobile UI for AI quiz generation

[PavMash]

Description

Implement quiz creation workflow, including: quiz name description editing, AI generation page and results modifying.

To do

• Create separate module quiz_create
• Create a QuizCreationComponent there that holds a child stack with all workflow stages
• Create components and UI for all workdlow stages
• Connect the UI to the backend

Notes

Acceptance Criteria

• UI corresponds to design
• UI is functional and works as expected
• Code is of high quality