Version 4.0

Security

• Removed pre-built Windows .exe files from releases due to security violations detected by Windows 11 and Sentinel One
• Added comprehensive Windows build instructions with code signing guidance to prevent security warnings
• Updated documentation to emphasize building from source or using CLI/TUI directly on Windows

Changed

• Updated version to 4.0 (major version bump due to removal of Windows binary distribution)
• All download links updated to v4.0
• Windows users must now build from source or use Python directly (see README for instructions)

Documentation

• Added "Building Windows Releases" section with code signing instructions
• Added security notice at top of README explaining Windows .exe removal
• Updated all version references to 4.0
• Refactored README for better flow, removed duplication, enhanced clarity