Validate $HOME/.proctor/proctor.yml file exists, if not give instructions on user about creating the yaml files
Validation .proctor.yml file's presence and check for mandatory parameters like PROCTOR_HOST, EMAIL_ID and ACCESS_TOKEN. Give warning if parameters missing.
If received 401 from server, check for presence of EMAIL_ID and ACCESS_TOKEN and ask for setting the same
2.1 If received 401, and EMAIL_ID and ACCESS_TOKEN present, give user warning on invalid ACCESS_TOKEN and regenerate one
If unable to reach host, print out error message for reachability and checking internet/vpn connection
PROCTOR_HOST
,EMAIL_ID
andACCESS_TOKEN
. Give warning if parameters missing.