diff --git a/app/__main__.py b/app/__main__.py
index 67f82e5..3848299 100644
--- a/app/__main__.py
+++ b/app/__main__.py
@@ -4,9 +4,10 @@ from quart import Quart
 app = Quart("jos", static_folder="web/dist", static_url_path="/")
 
 
-@app.route('/', methods=['GET'], defaults={'path': ''})
-@app.route('/<path:path>', methods=['GET'])
+@app.route("/", methods=["GET"], defaults={"path": ""})
+@app.route("/<path:path>", methods=["GET"])
 async def frontend(path):
+    """Serves the Vue.js frontend."""
     return await app.send_static_file("index.html")