Support for queryParams in canary match condition

[abhijitchaudhari1]

Currently A/B testing canary match condition only supports headers and cookies. Can we add support for queryParams as well.

I have a use case where websocket connection is setting query parameter not header.

Istio does support the queryParams but not able to use effectively with flagger for AB testing.

[abhijitchaudhari1]

@stefanprodan please check this.

[abhijitchaudhari1]

any update on this ?

[g-traveller]

does it support right now?