New returns a new hCaptcha Client.

Verify calls hCaptcha API to verify token.

WithContext sets the context.Context of a Client.

WithHTTP sets the http.Client of a Client.

Client is an hCaptcha client.

PostOptions are optional post form values.

Response is an hCaptcha response.

ClientOption is a func to modify a new Client.

ErrorCode is any possible error from hCaptcha.