[Add] default config file path

[omerkaya1]

added the default path for the config file.

[omerkaya1]

@wwoytenko , please review

[wwoytenko]

I came across and found out that if we run a command where the config parameter is not required it fails. I suspect we need to refactor the config init function and implement a redundant --config parameter in each command where required.

{"level":"fatal","error":"open greenmask.yml: no such file or directory","time":"2024-06-26T23:20:33+03:00","message":"error reading from config file"}