style: fix ruff formatting in bracket_view and routes

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/routes.py

@@ -2,7 +2,14 @@ import json
 import logging
 
 import requests as http_requests
-from flask import abort, make_response, render_template, jsonify, request, send_from_directory
+from flask import (
+    abort,
+    make_response,
+    render_template,
+    jsonify,
+    request,
+    send_from_directory,
+)
 
 from app import APP_VERSION, app, static_v
 from app.config import SCOREBOARD_DATA_FILE
@@ -93,13 +100,17 @@ def get_scoreboard():
             return jsonify({"error": "Invalid date format. Use YYYY-MM-DD."}), 400
         scoreboard_data = _fetch_date(date_param)
         if not scoreboard_data:
-            return jsonify({"error": "Failed to retrieve scoreboard data for that date."})
+            return jsonify(
+                {"error": "Failed to retrieve scoreboard data for that date."}
+            )
     else:
         try:
             with open(SCOREBOARD_DATA_FILE, "r") as json_file:
                 scoreboard_data = json.load(json_file)
         except FileNotFoundError:
-            return jsonify({"error": "Failed to retrieve scoreboard data. File not found."})
+            return jsonify(
+                {"error": "Failed to retrieve scoreboard data. File not found."}
+            )
         except json.JSONDecodeError:
             return jsonify(
                 {"error": "Failed to retrieve scoreboard data. Invalid JSON format."}