refactor: remove promotional content, ads, and author branding for a clean project

install.sh

@@ -1,7 +1,6 @@
 #!/bin/bash
 
-author=233boy
-# github=https://github.com/233boy/sing-box
+author=sb
 
 # bash fonts colors
 red='\e[31m'
@@ -303,7 +302,7 @@ exit_and_del_tmpdir() {
     [[ ! $1 ]] && {
         msg err "哦豁.."
         msg err "安装过程出现错误..."
-        echo -e "反馈问题) https://github.com/${is_sh_repo}/issues"
+        echo -e "反馈问题) 请前往项目平台提交 Issue"
         echo
         exit 1
     }
@@ -324,7 +323,7 @@ main() {
     # show welcome msg
     clear
     echo
-    echo "........... $is_core_name script by $author .........."
+    echo "........... $is_core_name script .........."
     echo
 
     # start installing...