Add option for specifying apikey/secret through opts · dvcrn/binance.ex@285ae32

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

use Bitwise is deprecated. import Bitwise instead

variable "method" is unused (if the variable is not meant to be used, prefix it with an underscore)

variable "name" is unused (if the variable is not meant to be used, prefix it with an underscore)

variable "path" is unused (if the variable is not meant to be used, prefix it with an underscore)

function parse_response/1 is unused

function parse_response_body/1 is unused

function prepare_request/4 is unused

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