[iOS] [UI] As a user, I can start my survey

[Phong Vo]

Why

User should be able to start a survey after select it.

Acceptance Criteria

• Crate a page view and show the following items at the 1st page:
  • Show survey's title and description.
  • Show survey's thumbnail as a background image.
  • Show Start Survey button.
  • Show a Back button.

Figma