Revert "Remove use MPDB & internal migrator;"

common/src/main/java/me/william278/husksync/migrator/MPDBPlayerData.java

@@ -0,0 +1,35 @@
+package me.william278.husksync.migrator;
+
+import java.io.Serializable;
+import java.util.UUID;
+
+/**
+ * A class that stores player data taken from MPDB's database, that can then be converted into HuskSync's format
+ */
+public class MPDBPlayerData implements Serializable {
+
+    /*
+     * Player information
+     */
+    public final UUID playerUUID;
+    public final String playerName;
+
+    /*
+     * Inventory, ender chest and armor data
+     */
+    public String inventoryData;
+    public String armorData;
+    public String enderChestData;
+
+    /*
+     * Experience data
+     */
+    public int expLevel;
+    public float expProgress;
+    public int totalExperience;
+
+    public MPDBPlayerData(UUID playerUUID, String playerName) {
+        this.playerUUID = playerUUID;
+        this.playerName = playerName;
+    }
+}