Create a filter from a message

[ChristophWurst]

Is your feature request related to a problem? Please describe.

As a Nextcloud Mail user I want to quickly create filters for similar messages.

Describe the solution you'd like

Offer an action Create filter for messages/threads. Take the sender as a from filter for a new sieve filter.

Do not show this if Sieve is unavailable or disabled.

Describe alternatives you've considered

No response

Additional context

No response