Problem running circleCI


#1

I have these error while running the CircleCi V2 build

Cloning into ‘.’…
Warning: Permanently added the RSA host key for IP address ‘192.30.253.112’ to the list of known hosts.

Permission denied (publickey).

fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
Exited with code 128

there is the content of .config.yml

version: 2
jobs:
build:
docker:
- image: circleci/ruby:2.3.4
steps:
- checkout
- run: echo “hello world”

I have already create a deploy key in github


#2