Remove the static_effect_costmaps loader

Deletes dbEffectsResourceCostHandler, EffectsResourceCosts and
DbManager.EffectsResourceCostsQueries. GameObjectType.EffectsResourceCosts
stays because the enum ordinals are sent to the client and stored in the DB.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/engine/db/handlers/dbEffectsResourceCostHandler.java

@@ -1,58 +0,0 @@
-//  • ▌ ▄ ·.  ▄▄▄·  ▄▄ • ▪   ▄▄· ▄▄▄▄·  ▄▄▄·  ▐▄▄▄  ▄▄▄ .
-//  ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
-//  ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
-//  ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
-//  ▀▀  █▪▀▀▀ ▀  ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀  ▀  ▀ ▀▀  █▪ ▀▀▀
-//      Magicbane Emulator Project © 2013 - 2026
-//                https://www.magicbane.com
-
-
-package engine.db.handlers;
-
-import engine.gameManager.DbManager;
-import engine.gameManager.PowersManager;
-import engine.mbEnums;
-import engine.objects.EffectsResourceCosts;
-import org.json.JSONObject;
-import org.pmw.tinylog.Logger;
-
-import java.sql.Connection;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.util.HashMap;
-
-public class dbEffectsResourceCostHandler extends dbHandlerBase {
-
-    public dbEffectsResourceCostHandler() {
-        this.localClass = EffectsResourceCosts.class;
-        this.localObjectType = mbEnums.GameObjectType.valueOf(this.localClass.getSimpleName());
-    }
-
-    public void LOAD_ALL_COSTMAPS() {
-
-        try (Connection connection = DbManager.getConnection();
-             PreparedStatement preparedStatement = connection.prepareStatement("SELECT * FROM `static_effect_costmaps`")) {
-
-            ResultSet rs = preparedStatement.executeQuery();
-
-            while (rs.next()) {
-                String effectID = rs.getString("effectID");
-                String costString = rs.getString("costmap");
-                JSONObject costJSON = new JSONObject(costString);
-                HashMap<mbEnums.ResourceType, Integer> costmap = new HashMap<>();
-
-                for (String key : costJSON.keySet()) {
-                    int value = costJSON.getInt(key);
-                    costmap.put(mbEnums.ResourceType.valueOf(key), value);
-                }
-
-                PowersManager._effect_costMaps.put(effectID, costmap);
-            }
-
-        } catch (SQLException e) {
-            Logger.error(e);
-        }
-    }
-
-}