[Chore #159236194] Add Linting

gulpfile.js

@@ -6,7 +6,7 @@ gulp.task('lint-js', function () {
   // So, it's best to have gulp ignore the directory as well.
   // Also, Be sure to return the stream from the task;
   // Otherwise, the task may end before the stream has finished.
-  return gulp.src(['**/*.js'])
+  return gulp.src(['wger/**/*.js'])
   // eslint() attaches the lint output to the "eslint" property
   // of the file object so it can be used by other modules.
     .pipe(eslint())