Comprehensive Family Document Manager App

DOCUMENT MANAGER APP - COMPLETE REQUIREMENT SUMMARY

1. PURPOSE
A secure family-based document manager app with cloud backup and encryption.

2. LOGIN
- Mobile OTP login
- Email optional

3. ADD DOCUMENTS
- Camera / Gallery / PDF Import
- Auto-crop and enhancement
- Category selection
- Tags and Expiry date

4. ID CARD MODE (Front + Back Merge)
- Capture front side photo
- Capture back side photo
- App merges both into one JPG or single-page PDF
- Raw images deleted after merge

5. FAMILY SYSTEM
- Create family
- Invite via phone or email
- Roles: Owner, Admin, Member, View-only
- Owner can promote/demote Admin
- Admin can manage all documents
- Full audit logs (upload/edit/delete/share)

6. SECURITY
- AES-256 encryption
- Client-side encrypted upload
- Android/iOS keystore for keys
- Mask Aadhaar/PAN numbers
- PIN/Biometric protection for sensitive actions

7. BACKUP
- Cloud backup (Firebase or AWS)
- Optional encrypted Google Drive backup
- Phone change -> login -> restore instantly

8. SEARCH
- Search by name, category, tags, family member, expiry
- Filters: Recent, Expiring soon

9. SHARING
- Share as JPG
- Share as PDF
- Share compressed version
- Secure link sharing (optional)

10. RECYCLE BIN
- 30 day trash recovery
- Version history + restore option

11. OCR (Optional)
- Google ML Kit
- Reads name, DOB, ID numbers
- Auto category and auto metadata fill

FINAL NOTE:
This app is a secure family document vault with Aadhaar front-back merge, strong encryption, cloud backup, and family role system.