【💎】Feat: Implement Universal Linux Installer with auto-detection and modular scripts

【✏️】 - Added main installer script (install.sh) that detects the Linux distribution and executes the appropriate installation script.

【✏️】 - Created distribution-specific installation scripts for Debian, Arch, RedHat, Gentoo, Alpine, Void, and NixOS.

【✏️】 - Introduced a migration script (migrate.sh) to assist users in transitioning from the old structure to the new one.

【✏️】 - Developed a test script (test-detection.sh) for verifying distribution detection logic without running the full installer.

【✏️】 - Enhanced logging and error handling throughout the scripts.

【✏️】 - Improved user interface with color-coded output and progress indicators.

【✏️】 - Updated README and documentation to reflect new structure and features.

Author: N0tFond