- Extracted common size formatting logic to a new utility function `HumanSize` in utils package
- Removed duplicate size formatting code from Disk and Memory configurations
- Updated Disk and Memory modules to use the centralized size formatting utility
- Uncommented and implemented disk usage calculation in Disk configuration
- Improved code readability and maintainability by centralizing size conversion logic
- Implemented advanced download utility with proxy support for SOCKS5 and HTTP protocols
- Added progress tracking with human-readable file size and download percentage
- Updated go.mod and go.sum to include new dependencies for proxy and networking
- Created flexible proxy client generation for different proxy types
- Improved error handling and logging in download process
- Implemented comprehensive Zsh installation command with multiple network scenarios
- Added 'config show' subcommand to display agent configuration
- Updated version command to print version information
- Modified Network configuration to clarify internet connectivity status
- Improved download utility with additional file existence checks
- Updated agent-wdd rules and documentation
