feat(20611): Add uniqueness validation to topic filter #400
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See https://hivemq.kanbanize.com/ctrl_board/57/cards/20611/details/
The PR adds a custom validator to the
Topic Filter
configuration panel, ensuring that the filter added to a data policy is not already in use in another policy. Note that the check is purely syntactic on the filter itself, not on the topics it migth match.Before
After