[feature request] Add feature delete to all message from person

[3xploiton3]

Is your feature request related to a problem?

many spammer join groups and enter spam message, some admin cannot counter this action,

this make reader uncomfortable,

Describe the solution you'd like

i found some useful feature in telegraph (android app)

add feature delete message from person in groups

2nd add auto block persons

Describe alternatives you've considered

Additional context

No response