add back pufferfish patches

patches/server/0270-Allow-custom-ChatDecorators.patch

@@ -0,0 +1,27 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: BillyGalbreath <blake.galbreath@gmail.com>
+Date: Mon, 11 Jul 2022 20:44:19 -0500
+Subject: [PATCH] Allow custom ChatDecorators
+
+Requires NMS to utilize. I'll write an API for this once our upstreams calm down with the changes.
+
+diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
+index 0255f5f21da2a108a25c8a166717706d300b0cae..e5399649e6a34145dfe2154acdd9887ba4f9f1cb 100644
+--- a/src/main/java/net/minecraft/server/MinecraftServer.java
++++ b/src/main/java/net/minecraft/server/MinecraftServer.java
+@@ -2658,6 +2658,15 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+             new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Chat Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(net.minecraft.server.MinecraftServer.LOGGER)).build()); // Paper
+ 
+     public ChatDecorator getChatDecorator() {
++        // Purpur start
++        return this.chatDecorator;
++    }
++    public void setChatDecorator(ChatDecorator chatDecorator) {
++        this.chatDecorator = chatDecorator;
++    }
++    private ChatDecorator chatDecorator = getPaperHardcodedChatDecorator();
++    public ChatDecorator getPaperHardcodedChatDecorator() {
++        // Purpur end
+         // Paper start - moved to ChatPreviewProcessor
+         return ChatDecorator.create((sender, commandSourceStack, message) -> {
+             final io.papermc.paper.adventure.ChatDecorationProcessor processor = new io.papermc.paper.adventure.ChatDecorationProcessor(this, sender, commandSourceStack, message);