fix minimatch usage (#14)

* add minimatch dep, fix glob issue

Author: isabellahoch

src/lib/helpers.ts

@@ -1,6 +1,6 @@
 import fs from 'fs';
 import path from 'path';
-import minimatch from 'minimatch';
+import { minimatch } from 'minimatch';
 
 export interface FileData {
   path: string;