Improve README documentation and formatting

[lqaolqao]

Changes Made

• Added a proper H1 title at the top of the README
• Created a structured document with appropriate section headings
• Added a table of contents with anchor links to sections
• Added code block with language annotation (bash)
• Preserved original content while organizing it into a more readable format
• Translated Chinese text while keeping the original for reference

These changes make the README more professional, easier to navigate, and more informative for users.