- Created miku-cli.py: Full-featured CLI for Miku bot API
- Added interactive shell mode for continuous command execution
- Implemented all API endpoints: status, mood, autonomous, DM, blocking, profile pictures
- Consistent hyphenated command naming across shell and regular modes
- Created API_REFERENCE.md: Complete API endpoint documentation
- Created CLI_README.md: User guide with examples and usage instructions
- Error handling and user-friendly output formatting
