CLI flags

 path to config file (yml or hcl)
 default: config.yml

-logLevel=[LOG LEVEL]
 log level. ERROR, INFO or DEBUG
 default: INFO

 turn on debug mode for logging in human-readable format
 default: false

 once run scripts and exit
 default: false

 run only provided script

 output json format (for balerter/test utility)

 disable http module and embedded lua modules