🐛 Исправление: кавычки в TIME_SLOTS и MASTERS в config.py

- TIME_SLOTS как строки (были без кавычек -> SyntaxError)
- Добавлены комментарии на русском

app/config.py

@@ -1,31 +1,31 @@
 import os
-import json
 from dotenv import load_dotenv
 
 load_dotenv()
 
-BOT_TOKEN = os.getenv(BOT_TOKEN)
+BOT_TOKEN = os.getenv("BOT_TOKEN")
 
 if not BOT_TOKEN:
-    raise ValueError(BOT_TOKEN не найден)
-
-# ——— Данные для клавиатур ———
+    raise ValueError("BOT_TOKEN not found in environment")
 
+# Services catalog
 SERVICES = {
-    service_massage: Массаж,
-    service_spa: SPA,
-    service_cosmetology: Косметология,
+    "service_massage": "Массаж",
+    "service_spa": "SPA",
+    "service_cosmetology": "Косметология",
 }
 
+# Masters list
 MASTERS = {
-    master_anna: Анна,
-    master_maria: Мария,
-    master_alex: Алексей,
+    "master_anna": "Анна",
+    "master_maria": "Мария",
+    "master_alex": "Алексей",
 }
 
+# Available time slots
 TIME_SLOTS = [
-    09:00, 10:00, 11:00,
-    12:00, 13:00, 14:00,
-    15:00, 16:00, 17:00,
-    18:00,
+    "09:00", "10:00", "11:00",
+    "12:00", "13:00", "14:00",
+    "15:00", "16:00", "17:00",
+    "18:00",
 ]