add ts to require target

src/services/chart/entities.ts

@@ -2,6 +2,7 @@ import Chart from './core';
 
 export const entities = Object.values(require('require-all')({
 	dirname: __dirname + '/charts/schemas',
+	filter: /^.+\.[jt]s$/,
 	resolve: (x: any) => {
 		return Chart.schemaToEntity(x.name, x.schema);
 	}