App with content (tutorials/guides)

[Prozilla]

Fork https://github.com/prozilla-os/ProzillaOS/tree/main/packages/apps/text-editor

• Content stored as .mdx
• Inline exercises for interactivity (guided learning), by importing React components inside .mdx
• Each guide split into pages
• User can go to next page when all exercises are completed, or by pressing skip button
• Guides are split into chapters (topics) and difficulty levels