7.17, version 5.1.1
1. Fixed the issue of papi welcome for new players entering the server
2. Fixed the issue where players can add themselves as friends
3. Fixed the issue where players can forcefully add friends
4. Fix the friend display problem
5. Fixed the problem that friends could not be deleted
6. Fixed the problem that friends can be added repeatedly
7. Added various tips related to friend operations
8. Added friend command tips