Validate that a url returns with a 200 response status code:
pingu check https://some.url.com
Validate that a url returns a response status code other than 200:
pingu check --expect-status=202 https://some.url.com/tryit
Validate that a url returns a 200 response status code and the content contains a specific text:
pingu check --expect-content="active" https://some.url.com/status