Just sample application for getting acquanted with the telegram bots.

• Triggers on words hello, hi, what's the weather?, ping
• /start - start interaction with the bot
• /hello - just a greeting
• /weather, /weather New York - get weather info for the default list of the cities or for the specific city.

• Go to the BotFather in telegram and create new bot.
• On openweathermap.org create new token for weather commands.
• In docker-compose.yml set BOT_TOKEN and WEATHER_TOKEN
• docker-compose up