Add MinecraftVersion#id

src/main/java/org/spongepowered/common/SpongeCommon.java

@@ -53,6 +53,7 @@ public final class SpongeCommon {
     private static final Logger LOGGER = LogManager.getLogger(Launch.instance().id());
     private static final SpongeMinecraftVersion MINECRAFT_VERSION = new SpongeMinecraftVersion(
         SharedConstants.getCurrentVersion().getName(),
+        SharedConstants.getCurrentVersion().getId(),
         SharedConstants.getCurrentVersion().getProtocolVersion()
     );
 

src/main/java/org/spongepowered/common/SpongeMinecraftVersion.java

@@ -25,18 +25,26 @@
 package org.spongepowered.common;
 
 import net.minecraft.SharedConstants;
+import org.checkerframework.checker.nullness.qual.Nullable;
 import org.spongepowered.api.MinecraftVersion;
 
+import java.util.Optional;
 import java.util.OptionalInt;
 import java.util.StringJoiner;
 
 public final class SpongeMinecraftVersion implements MinecraftVersion {
 
     private final String name;
+    private final @Nullable String id;
     private final int protocol;
 
     public SpongeMinecraftVersion(String name, int protocol) {
+        this(name, null, protocol);
+    }
+
+    public SpongeMinecraftVersion(String name, @Nullable String id, int protocol) {
         this.name = name;
+        this.id = id;
         this.protocol = protocol;
     }
 
@@ -45,6 +53,11 @@ public String name() {
         return this.name;
     }
 
+    @Override
+    public Optional<String> id() {
+        return Optional.ofNullable(this.id);
+    }
+
     @Override
     public int protocolVersion() {
         return this.protocol;

src/main/java/org/spongepowered/common/network/status/SpongeLegacyMinecraftVersion.java

@@ -26,6 +26,7 @@
 
 import org.spongepowered.api.MinecraftVersion;
 
+import java.util.Optional;
 import java.util.OptionalInt;
 
 public class SpongeLegacyMinecraftVersion implements MinecraftVersion {
@@ -52,6 +53,11 @@ public String name() {
         return this.name;
     }
 
+    @Override
+    public Optional<String> id() {
+        return Optional.empty();
+    }
+
     @Override
     public int protocolVersion() {
         return this.latestVersion;

src/main/java/org/spongepowered/common/network/status/SpongeStatusResponse.java

@@ -145,6 +145,11 @@ public String name() {
             return this.name;
         }
 
+        @Override
+        public Optional<String> id() {
+            return Optional.empty();
+        }
+
         @Override
         public void setName(String name) {
             this.name = Objects.requireNonNull(name, "name");

src/mixins/java/org/spongepowered/common/mixin/api/minecraft/network/protocol/status/ServerStatus_VersionMixin_API.java

@@ -30,6 +30,7 @@
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 
+import java.util.Optional;
 import java.util.OptionalInt;
 
 @Mixin(ServerStatus.Version.class)
@@ -45,6 +46,11 @@ public String name() {
         return this.name;
     }
 
+    @Override
+    public Optional<String> id() {
+        return Optional.empty();
+    }
+
     @Override
     public int protocolVersion() {
         return this.protocol;