Implement event story

src/main/java/emu/nebula/data/GameData.java

@@ -188,6 +188,9 @@ public class GameData {
     // Activity: Task
     @Getter private static DataTable<ActivityTaskDef> ActivityTaskDataTable = new DataTable<>();
     @Getter private static DataTable<ActivityTaskGroupDef> ActivityTaskGroupDataTable = new DataTable<>();
+    
+    // Activity: Story
+    @Getter private static DataTable<ActivityStoryDef> ActivityStoryDataTable = new DataTable<>();
 
     // Activity: Shop
     @Getter private static DataTable<ActivityShopDef> ActivityShopDataTable = new DataTable<>();

src/main/java/emu/nebula/data/resources/ActivityStoryDef.java

@@ -0,0 +1,27 @@
+package emu.nebula.data.resources;
+
+import emu.nebula.data.BaseDef;
+import emu.nebula.data.ResourceType;
+import emu.nebula.game.inventory.ItemParamMap;
+import lombok.Getter;
+
+@Getter
+@ResourceType(name = "ActivityStory.json")
+public class ActivityStoryDef extends BaseDef {
+    private int Id;
+    private int ChapterId;
+    
+    private String FirstCompleteReward;
+    
+    private transient ItemParamMap rewards;
+    
+    @Override
+    public int getId() {
+        return Id;
+    }
+    
+    @Override
+    public void onLoad() {
+        this.rewards = ItemParamMap.fromJsonString(this.FirstCompleteReward);
+    }
+}