## Core Identity Management
- Add secure key generation and import functionality
- Implement AES-GCM encryption with PBKDF2 key derivation
- Create password-protected identity storage
- Add browser-compatible crypto utilities (no Buffer dependency)
## User Interface
- Build identity management dialog with tabs for setup and profile
- Add navbar integration with user dropdown and mobile support
- Create password unlock dialog for encrypted identities
- Integrate vue-sonner for toast notifications
## Nostr Protocol Integration
- Implement event creation (notes, reactions, profiles, contacts)
- Add reply thread detection and engagement metrics
- Create social interaction composables for publishing
- Support multi-relay publishing with failure handling
- Add profile fetching and caching system
## Security Features
- Web Crypto API with 100k PBKDF2 iterations
- Secure random salt and IV generation
- Automatic password prompts for encrypted storage
- Legacy support for unencrypted identities
## Technical Improvements
- Replace all Buffer usage with browser-native APIs
- Add comprehensive error handling and validation
- Implement reactive state management with Vue composables
- Create reusable crypto utility functions
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
