basic seed files and restructuring

models/charge.model.js

@@ -0,0 +1,10 @@
+'use strict';
+module.exports = (sequelize, DataTypes) => {
+	const Charge = sequelize.define('charges', {
+		id: { type: DataTypes.UUID, primaryKey: true, allowNull: false },
+		description: DataTypes.STRING,
+		amount: DataTypes.INTEGER
+	});
+
+	return Charge;
+};