Version 5.0 update instructions: 1. Optimized and reconstructed user tables and pages; 2. Optimized the database structure 3. Optimized the article list and improved the running speed; 4. Added system settings; 5. Fixed system switch and time errors; 6. Corrected some permission relationships; 7. Added mobile phone text message sending function; 8. Optimize and simplify the move and delete functions.
