diff --git a/app/routes/main.py b/app/routes/main.py
index 0483373..de1cbf9 100644
--- a/app/routes/main.py
+++ b/app/routes/main.py
@@ -1,5 +1,5 @@
 # app/routes/main.py
-from flask import Blueprint, render_template, redirect, url_for, request, jsonify, send_from_directory
+from flask import Blueprint, render_template, redirect, url_for, request, jsonify, send_from_directory, current_app
 from app.utils.helpers import load_configs, load_default_sounds
 from app.state import current_config, reset_state
 
@@ -21,7 +21,7 @@ def index():
 
 @main_bp.route('/configs/<path:filename>')
 def serve_config_file(filename):
-    return send_from_directory(app.config['CONFIG_DIR'], filename)
+    return send_from_directory(current_app.config['CONFIG_DIR'], filename)
 
 
 @main_bp.route('/load_config/<filename>')
diff --git a/static/.DS_Store b/static/.DS_Store
index 0d96294..382ff5d 100644
Binary files a/static/.DS_Store and b/static/.DS_Store differ