Bot creation helper.

Usage:

• Create one or more bots

defmodule MyBot do
  use ExGram.Bot, name: :my_bot, setup_commands: true

  command("echo", description: "Echo the message back to the user")

  middleware(ExGram.Middleware.IgnoreUsername)

  # Command received as `:echo` instead of `"echo"` because it was configured as a command before
  def handle({:command, :echo, %{text: t}}, cnt) do
    cnt |> answer(t)
  end

  def handle(msg, _cnt) do
    IO.puts("Unknown message " <> inspect(msg))
  end
end

• Add ExGram and your bots to your application childrens

children = [
  # ...
  ExGram,
  {MyBot, [method: :polling, token: "bot_token]}
]