centrelize the configuration folder

src/config/Configuration.ts

@@ -4,6 +4,6 @@ import { join } from 'path';
 
 export default () => {
   return yaml.load(
-    readFileSync(join(__dirname, 'config.yaml'), 'utf8'),
+    readFileSync(join(process.cwd(), 'config/config.yaml'), 'utf8'),
   ) as Record<string, any>;
 };