Add Modification Paper

README.md

@@ -5,6 +5,8 @@ Leaves
 
 > Fork of [Paper](https://github.com/PaperMC/Paper) aimed at repairing broken vanilla properties.
 
+> You can see what we modify and fix in [this](https://github.com/LeavesMC/Leaves/blob/master/docs/MODIFICATION.md)
+
 > Waring: This fork will have low mspt as Paper
 
 ## How To (Server Admins)

README_cn.md

@@ -5,6 +5,8 @@ Leaves
 
 > 一个致力于修复原版服务端被破坏特性的 [Paper](https://github.com/PaperMC/Paper) 分支
 
+> 你可以在[这里](https://github.com/LeavesMC/Leaves/blob/master/docs/MODIFICATION_cn.md)查看所有的修改和修复内容
+
 > 此服务端的性能可能会略低于Paper原版 并不适合所有服务器使用
 
 ## 对于服务器管理员

docs/MODIFICATION.md

@@ -0,0 +1,18 @@
+Leaves Modification
+--------
+
+**English** | [中文](https://github.com/LeavesMC/Leaves/blob/master/docs/MODIFICATION_cn.md)
+
+## Fix
+
+> All of it will don't have configuration
+
+- Gravity block duper
+- Trading with the void
+
+## Modify
+
+> All of it will have configuration
+
+- Player edit can sign
+- Snowball and egg can knockback player

docs/MODIFICATION_cn.md

@@ -0,0 +1,18 @@
+Leaves Modification
+--------
+
+[English](https://github.com/LeavesMC/Leaves/blob/master/docs/MODIFICATION.md) | **中文**
+
+## 修复
+
+> 所有的修复内容都不会存在配置项
+
+- 重力方块复制
+- 虚空交易
+
+## 修改
+
+> 所有的修改内容都会存在配置项
+
+- 玩家可以编辑已经放置的告示牌
+- 雪球和鸡蛋可以击退玩家