Required ENV variables:
FIO_TOKEN is a token for FIO Bank API
BULKGATE_ID is an ID for Bulkgate API
BUKLGATE_TOKEN is a token for Bulkgate API
BULKGATE_SENDER is a SMS sender
TITLE is a title for each message
NUMBERS comma(,) separated list of phone numbers, numbers need include international calling code without the plus sign(eg. 420123456789 for Czech republic)