feat: 系统参数常量

constant/src/main/java/com/onsiteservice/constant/constant/SysParamConstants.java

@@ -30,4 +30,9 @@ public class SysParamConstants {
      * 用户协议
      */
     public final static String AGREEMENT = "AGREEMENT";
+
+    /**
+     * 关于我们
+     */
+    public final static String ABOUT_US = "ABOUT_US";
 }