I updated the Initial and Rebrand to 1.20.6 but still needs alot of work

build.gradle.kts

@@ -4,8 +4,7 @@ import org.gradle.api.tasks.testing.logging.TestLogEvent
 plugins {
     java
     `maven-publish`
-    id("com.github.johnrengelman.shadow") version "8.1.1" apply false
-    id("io.papermc.paperweight.patcher") version "1.5.11"
+    id("io.papermc.paperweight.patcher") version "1.7.1"
 }
 
 allprojects {
@@ -14,7 +13,7 @@ allprojects {
 
     java {
         toolchain {
-            languageVersion = JavaLanguageVersion.of(17)
+            languageVersion = JavaLanguageVersion.of(21)
         }
     }
 }
@@ -24,7 +23,7 @@ val paperMavenPublicUrl = "https://repo.papermc.io/repository/maven-public/"
 subprojects {
     tasks.withType<JavaCompile>().configureEach {
         options.encoding = Charsets.UTF_8.name()
-        options.release = 17
+        options.release = 21
     }
     tasks.withType<Javadoc> {
         options.encoding = Charsets.UTF_8.name()
@@ -93,20 +92,19 @@ paperweight {
 
 tasks.generateDevelopmentBundle {
     apiCoordinates = "xyz.icecreammc.icecream:icecream-api"
-    mojangApiCoordinates = "io.papermc.paper:paper-mojangapi"
     libraryRepositories.set(
         listOf(
             "https://repo.maven.apache.org/maven2/",
             paperMavenPublicUrl,
-            "https://repo.icecreammc.xyz/snapshots",
+            "https://repo.purpurmc.org/snapshots",
         )
     )
 }
 
 allprojects {
     publishing {
         repositories {
-            maven("https://repo.icecreammc.xyz/snapshots") {
+            maven("https://repo.purpurmc.org/snapshots") {
                 name = "icecream"
                 credentials(PasswordCredentials::class)
             }

gradle.properties

@@ -3,11 +3,11 @@ group = xyz.icecreammc.icecream
 icecreamVersion = 1.38
 
 # Minecraft Version
-version = 1.20.4-R0.1-SNAPSHOT
-mcVersion = 1.20.4
+version = 1.20.5-R0.1-SNAPSHOT
+mcVersion = 1.20.6
 
 # Upstream
-purpurCommit = 6b1ee98f813ee19f8046b3c528feeee61840a35b
+purpurCommit = 9dcfdf13c206866ec56b4044f4a7905886a669ea
 
 # Gradle Settings
 org.gradle.caching = true

history.txt

@@ -0,0 +1,7 @@
+    1  git add .
+    2  ./gradlew rebuildPatches
+    3  ./gradlew applyPatches
+    4  ./gradlew createServerJar
+    5  ./gradlew applyPatches
+    6  ./gradlew createServerJar
+    7  history > history.txt

patches/api/0001-Initial.patch

@@ -0,0 +1,43 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Pancakse <84547061+Pan-cakse@users.noreply.github.com>
+Date: Sat, 18 May 2024 01:39:05 +0000
+Subject: [PATCH] Initial
+
+
+diff --git a/src/main/java/io/papermc/paper/ServerBuildInfo.java b/src/main/java/io/papermc/paper/ServerBuildInfo.java
+index 7107eabf02d9d9b69d97c978ba421ad52031ec3f..6e0237d3f6b2d0c092ffe17e355ea8648ac913f2 100644
+--- a/src/main/java/io/papermc/paper/ServerBuildInfo.java
++++ b/src/main/java/io/papermc/paper/ServerBuildInfo.java
+@@ -25,6 +25,14 @@ public interface ServerBuildInfo {
+     Key BRAND_PURPUR_ID = Key.key("purpurmc", "purpur");
+     // Purpur end
+
++    // IceCream start
++    /**
++     * The brand id for IceCream.
++     */
++    Key BRAND_ICECREAM_ID = Key.key("icecreammc", "icecream");
++    // IceCream end
++
++
+     /**
+      * Gets the {@code ServerBuildInfo}.
+      *
+diff --git a/src/main/java/org/bukkit/Server.java b/src/main/java/org/bukkit/Server.java
+index ec8b9b2cbe65838a194281f7d76d0e17defc5211..7002a3b642e728343886c46607e20213ac1b8adf 100644
+--- a/src/main/java/org/bukkit/Server.java
++++ b/src/main/java/org/bukkit/Server.java
+@@ -2269,6 +2269,13 @@ public interface Server extends PluginMessageRecipient, net.kyori.adventure.audi
+         }
+         // Purpur end
+
++        // IceCream start
++        @NotNull
++        public org.bukkit.configuration.file.YamlConfiguration getIceCreamConfig() {
++            throw new UnsupportedOperationException("Not supported yet.");
++        }
++        // IceCream end
++
+         /**
+          * Sends the component to the player
+          *