Implement bonus potential level monolith talents

src/main/java/emu/nebula/game/tower/StarTowerPotentialInfo.java

@@ -0,0 +1,26 @@
+package emu.nebula.game.tower;
+
+import emu.nebula.proto.PublicStarTower.PotentialInfo;
+import lombok.Getter;
+
+@Getter
+public class StarTowerPotentialInfo {
+    private int id;
+    private int level;
+    
+    public StarTowerPotentialInfo(int id, int level) {
+        this.id = id;
+        this.level = level;
+    }
+    
+    // Proto
+    
+    public PotentialInfo toProto() {
+        var proto = PotentialInfo.newInstance()
+                .setTid(this.getId())
+                .setLevel(this.getLevel());
+        
+        return proto;
+    }
+    
+}