feat: Some more multiplayer stuff

Hello miss Meitnerova... If you are not Meitnerova but some random
person stalking my projects go get a life.

Anyways have a great time reading this awful code :)

common/src/main/java/cz/jzitnik/common/Config.java

@@ -0,0 +1,5 @@
+package cz.jzitnik.common;
+
+public class Config {
+    public static final int WORLD_PASSWORD_LENGTH = 5;
+}

common/src/main/java/cz/jzitnik/common/models/coordinates/RoomCords.java

@@ -29,6 +29,10 @@ public class RoomCords implements Cloneable, Serializable {
         this.y = y;
     }
 
+    public void updateCords(RoomCords roomCords) {
+        updateCords(roomCords.getX(), roomCords.getY());
+    }
+
     public void updateCordsWithColliders(List<RoomPart> colliders, int x, int y, RoomPart playerCollider) {
         var normalizedPlayerCollider = new RoomPart(
                 new RoomCords(playerCollider.getStart().getX() + x, playerCollider.getStart().getY() + y),

common/src/main/java/cz/jzitnik/common/models/player/PlayerCreation.java

@@ -5,11 +5,14 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import cz.jzitnik.common.models.coordinates.RoomCords;
 import cz.jzitnik.common.models.coordinates.RoomPart;
 import lombok.Getter;
+import lombok.Setter;
 
 import java.io.Serializable;
 
 @Getter
 public final class PlayerCreation implements Serializable {
+    @Setter
+    private int id;
     private final RoomCords playerCords;
     private final RoomPart collider;
 

common/src/main/java/cz/jzitnik/common/socket/messages/player/PlayerMove.java

@@ -0,0 +1,7 @@
+package cz.jzitnik.common.socket.messages.player;
+
+import cz.jzitnik.common.models.coordinates.RoomCords;
+import cz.jzitnik.common.socket.SocketMessage;
+
+public record PlayerMove(RoomCords newCords) implements SocketMessage {
+}

common/src/main/java/cz/jzitnik/common/socket/messages/player/PlayerMovedInUrRoom.java

@@ -0,0 +1,13 @@
+package cz.jzitnik.common.socket.messages.player;
+
+import cz.jzitnik.common.models.coordinates.RoomCords;
+import cz.jzitnik.common.socket.SocketMessage;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public class PlayerMovedInUrRoom implements SocketMessage {
+    private int playerId;
+    private RoomCords cords;
+}