Update to 1.21

build.gradle.kts

@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-    remapper("net.fabricmc:tiny-remapper:0.10.2:fat") // Must be kept in sync with upstream
+    remapper("net.fabricmc:tiny-remapper:0.10.3:fat") // Must be kept in sync with upstream
     decompiler("org.vineflower:vineflower:1.10.1") // Must be kept in sync with upstream
     paperclip("io.papermc:paperclip:3.0.3") // You probably want this to be kept in sync with upstream
 }

gradle.properties

@@ -1,7 +1,7 @@
 group=com.example.paperfork
-version=1.20.6-R0.1-SNAPSHOT
+version=1.21-R0.1-SNAPSHOT
 
-mcVersion=1.20.6
+mcVersion=1.21
 
 org.gradle.caching=true
 org.gradle.parallel=true

patches/server/0001-Build-changes.patch

@@ -5,10 +5,10 @@ Subject: [PATCH] Build changes
 
 
 diff --git a/build.gradle.kts b/build.gradle.kts
-index 87bb3fd9b97506f61734ae7f2e6860610ba794e7..7e2017f8fceeadc39f82c1559f3b78bf43e055d0 100644
+index 421f6b3dc8890d63d2e7aa774d0bf8f7e15890ab..2e616a1bb34aebfa3999370ec3e5d7b0d61d6cef 100644
 --- a/build.gradle.kts
 +++ b/build.gradle.kts
-@@ -12,7 +12,7 @@ configurations.named(log4jPlugins.compileClasspathConfigurationName) {
+@@ -13,7 +13,7 @@ configurations.named(log4jPlugins.compileClasspathConfigurationName) {
  val alsoShade: Configuration by configurations.creating
 
  dependencies {
@@ -17,16 +17,27 @@ index 87bb3fd9b97506f61734ae7f2e6860610ba794e7..7e2017f8fceeadc39f82c1559f3b78bf
      // Paper start
      implementation("org.jline:jline-terminal-jansi:3.21.0")
      implementation("net.minecrell:terminalconsoleappender:1.3.0")
-@@ -78,7 +78,7 @@ tasks.jar {
+@@ -84,14 +84,14 @@ tasks.jar {
+         val gitBranch = git("rev-parse", "--abbrev-ref", "HEAD").getText().trim() // Paper
          attributes(
              "Main-Class" to "org.bukkit.craftbukkit.Main",
-             "Implementation-Title" to "CraftBukkit",
--            "Implementation-Version" to "git-Paper-$implementationVersion",
-+            "Implementation-Version" to "git-ForkTest-$implementationVersion", // ForkTest
+-            "Implementation-Title" to "Paper",
++            "Implementation-Title" to "ForkTest", // ForkTest - rename
+             "Implementation-Version" to implementationVersion,
              "Implementation-Vendor" to date, // Paper
-             "Specification-Title" to "Bukkit",
+-            "Specification-Title" to "Paper",
++            "Specification-Title" to "ForkTest", // ForkTest - rename
              "Specification-Version" to project.version,
-@@ -137,7 +137,7 @@ fun TaskContainer.registerRunTask(
+-            "Specification-Vendor" to "Paper Team",
+-            "Brand-Id" to "papermc:paper",
+-            "Brand-Name" to "Paper",
++            "Specification-Vendor" to "ForkTest Team", // ForkTest - rename
++            "Brand-Id" to "forktestmc:forktest", // ForkTest - rename
++            "Brand-Name" to "ForkTest", // ForkTest - rename
+             "Build-Number" to (build ?: ""),
+             "Build-Time" to Instant.now().toString(),
+             "Git-Branch" to gitBranch, // Paper
+@@ -148,7 +148,7 @@ fun TaskContainer.registerRunTask(
      name: String,
      block: JavaExec.() -> Unit
  ): TaskProvider<JavaExec> = register<JavaExec>(name) {
@@ -35,32 +46,36 @@ index 87bb3fd9b97506f61734ae7f2e6860610ba794e7..7e2017f8fceeadc39f82c1559f3b78bf
      mainClass.set("org.bukkit.craftbukkit.Main")
      standardInput = System.`in`
      workingDir = rootProject.layout.projectDirectory
-diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
-index 39303bb4e336732db0ab19dee0c1f8b609bbb134..55d308d092b2c7c0d02e46f0cb255aec59d28049 100644
---- a/src/main/java/net/minecraft/server/MinecraftServer.java
-+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
-@@ -1926,7 +1926,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+diff --git a/src/main/java/io/papermc/paper/ServerBuildInfoImpl.java b/src/main/java/io/papermc/paper/ServerBuildInfoImpl.java
+index 790bad0494454ca12ee152e3de6da3da634d9b20..9d87cb3068124367cb2b8b5adad7a889ab5fd76c 100644
+--- a/src/main/java/io/papermc/paper/ServerBuildInfoImpl.java
++++ b/src/main/java/io/papermc/paper/ServerBuildInfoImpl.java
+@@ -31,6 +31,7 @@ public record ServerBuildInfoImpl(
+     private static final String ATTRIBUTE_GIT_COMMIT = "Git-Commit";
 
-     @DontObfuscate
-     public String getServerModName() {
--        return "Paper"; // Paper
-+        return "ForkTest"; // ForkTest - ForkTest > // Paper - Paper > // Spigot - Spigot > // CraftBukkit - cb > vanilla!
-     }
+     private static final String BRAND_PAPER_NAME = "Paper";
++    private static final String BRAND_FORKTEST_NAME = "ForkTest"; // ForkTest - rename
+
+     private static final String BUILD_DEV = "DEV";
 
-     public SystemReport fillSystemReport(SystemReport details) {
-diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-index da1aed63af837b193900bb85393611edbd56c363..6acf6e1acbcc21444d015bdd49901d078736498b 100644
---- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-@@ -269,7 +269,7 @@ import javax.annotation.Nullable; // Paper
- import javax.annotation.Nonnull; // Paper
+@@ -44,7 +45,7 @@ public record ServerBuildInfoImpl(
+                 .map(Key::key)
+                 .orElse(BRAND_PAPER_ID),
+             getManifestAttribute(manifest, ATTRIBUTE_BRAND_NAME)
+-                .orElse(BRAND_PAPER_NAME),
++                .orElse(BRAND_FORKTEST_NAME), // ForkTest - rename
+             SharedConstants.getCurrentVersion().getId(),
+             SharedConstants.getCurrentVersion().getName(),
+             getManifestAttribute(manifest, ATTRIBUTE_BUILD_NUMBER)
+@@ -61,7 +62,7 @@ public record ServerBuildInfoImpl(
+
+     @Override
+     public boolean isBrandCompatible(final @NotNull Key brandId) {
+-        return brandId.equals(this.brandId);
++        return brandId.equals(this.brandId) || brandId.equals(BRAND_PAPER_ID); // ForkTest - rename - forktest supports both paper and forktest plugins.
+     }
 
- public final class CraftServer implements Server {
--    private final String serverName = "Paper"; // Paper
-+    private final String serverName = "ForkTest"; // ForkTest // Paper
-     private final String serverVersion;
-     private final String bukkitVersion = Versioning.getBukkitVersion();
-     private final Logger logger = Logger.getLogger("Minecraft");
+     @Override
 diff --git a/src/main/java/org/bukkit/craftbukkit/util/Versioning.java b/src/main/java/org/bukkit/craftbukkit/util/Versioning.java
 index 774556a62eb240da42e84db4502e2ed43495be17..21f39bd0c33ef2635249298e6a247afba8b05742 100644
 --- a/src/main/java/org/bukkit/craftbukkit/util/Versioning.java