Unlock many chapters

Common/Data/Excel/ChapterLevelExcel.cs

@@ -0,0 +1,14 @@
+namespace MikuSB.Data.Excel;
+
+[ResourceEntity("level.json")]
+public class ChapterLevelExcel : ExcelResource
+{
+    public uint ID { get; set; }
+
+    public override uint GetId() => ID;
+
+    public override void Loaded()
+    {
+        GameData.ChapterLevelData.Add(ID, this);
+    }
+}