Enhance API and configuration for Telegram miniapp

- Added support for CORS origins and a new environment variable for miniapp access control.
- Implemented date validation for API requests to ensure correct date formats.
- Updated FastAPI app to allow access without Telegram initData for local development.
- Enhanced error handling and logging for better debugging.
- Added tests for API functionality and Telegram initData validation.
- Updated README with new environment variable details and testing instructions.
- Modified Docker and Git ignore files to include additional directories and files.

handlers/commands.py

@@ -2,7 +2,7 @@
 import asyncio
 
 import config
-from telegram import Update, WebAppInfo, KeyboardButton, ReplyKeyboardMarkup
+from telegram import Update, WebAppInfo, InlineKeyboardButton, InlineKeyboardMarkup
 from telegram.ext import CommandHandler, ContextTypes
 
 from db.session import get_session
@@ -39,10 +39,9 @@ async def start(update: Update, context: ContextTypes.DEFAULT_TYPE) -> None:
 
     text = "Привет! Я бот календаря дежурств. Используй /help для списка команд."
     if config.MINI_APP_BASE_URL:
-        keyboard = ReplyKeyboardMarkup(
-            [[KeyboardButton("📅 Календарь", web_app=WebAppInfo(url=config.MINI_APP_BASE_URL + "/app/"))]],
-            resize_keyboard=True,
-        )
+        keyboard = InlineKeyboardMarkup([
+            [InlineKeyboardButton("📅 Календарь", web_app=WebAppInfo(url=config.MINI_APP_BASE_URL + "/app/"))],
+        ])
         await update.message.reply_text(text, reply_markup=keyboard)
     else:
         await update.message.reply_text(text)