Export generated content to various formats

[Echo2f13]

Description

Allow users to export quizzes, flashcards, and notes for use in other tools or sharing with classmates.

Export Formats

Format	Use Case
Anki deck (.apkg)	Import flashcards into Anki app
PDF	Print-friendly revision notes
Markdown (.md)	Universal format, works everywhere
CSV	Spreadsheet import, data analysis
JSON	Data portability, API integration
Print-friendly quiz	Paper-based testing

API Endpoints

POST /export/anki      → .apkg file (flashcards)
POST /export/pdf       → .pdf file (notes, quizzes)
POST /export/markdown  → .md file (any content)
POST /export/csv       → .csv file (flashcards, quiz results)
POST /export/json      → .json file (raw data)

Anki Export Details

• Proper deck structure with tags
• Include hints as extra field
• Include mnemonics
• Media support (if images in cards)

PDF Export Details

• Clean typography
• Table of contents for notes
• Page numbers
• Print-optimized margins

Acceptance Criteria

• Anki export with proper deck structure
• PDF export with clean formatting
• Markdown export for all content types
• CSV export for flashcards
• UI buttons to trigger exports
• Download progress indicator

Priority

Medium