Revert default copyright change

.idea/copyright/profiles_settings.xml

@@ -1,5 +1,5 @@
 <component name="CopyrightManager">
-  <settings default="Geyser">
+  <settings>
     <module2copyright>
       <element module="All" copyright="Geyser" />
     </module2copyright>

api/src/main/java/org/geysermc/geyser/api/event/bedrock/SessionSkinApplyEvent.java

@@ -62,7 +62,7 @@ public abstract class SessionSkinApplyEvent extends ConnectionEvent {
      *
      * @return the username of the player
      */
-    public String username() {
+    public @NonNull String username() {
         return username;
     }
 
@@ -71,7 +71,7 @@ public abstract class SessionSkinApplyEvent extends ConnectionEvent {
      *
      * @return the UUID of the player
      */
-    public UUID uuid() {
+    public @NonNull UUID uuid() {
         return uuid;
     }
 
@@ -98,16 +98,16 @@ public abstract class SessionSkinApplyEvent extends ConnectionEvent {
      *
      * @return the original skin data of the player
      */
-    public SkinData originalSkin() {
+    public @NonNull SkinData originalSkin() {
         return originalSkinData;
     }
 
     /**
      * The skin data of the player.
      *
-     * @return the skin data of the player
+     * @return the current skin data of the player
      */
-    public abstract SkinData skinData();
+    public abstract @NonNull SkinData skinData();
 
     /**
      * Change the skin of the player.

core/src/main/java/org/geysermc/geyser/skin/SkinProvider.java

@@ -271,17 +271,17 @@ public class SkinProvider {
 
                             @Override
                             public void skin(@NonNull Skin newSkin) {
-                                eventSkinData.skinData(new SkinData(newSkin, skinData.cape(), skinData.geometry()));
+                                eventSkinData.skinData(new SkinData(Objects.requireNonNull(newSkin), skinData.cape(), skinData.geometry()));
                             }
 
                             @Override
                             public void cape(@NonNull Cape newCape) {
-                                eventSkinData.skinData(new SkinData(skinData.skin(), newCape, skinData.geometry()));
+                                eventSkinData.skinData(new SkinData(skinData.skin(), Objects.requireNonNull(newCape), skinData.geometry()));
                             }
 
                             @Override
                             public void geometry(@NonNull SkinGeometry newGeometry) {
-                                eventSkinData.skinData(new SkinData(skinData.skin(),  skinData.cape(), newGeometry));
+                                eventSkinData.skinData(new SkinData(skinData.skin(), skinData.cape(), Objects.requireNonNull(newGeometry)));
                             }
                         });
 

gradle.properties

@@ -7,5 +7,5 @@ org.gradle.vfs.watch=false
 
 group=org.geysermc
 id=geyser
-version=2.2.4-SNAPSHOT
+version=2.3.1-SNAPSHOT
 description=Allows for players from Minecraft: Bedrock Edition to join Minecraft: Java Edition servers.