Resolve #3420988 "Convert queueworker plugin"

Closes #3420988

added 1 commit

• 5f31faac - Update QueueWorker plugins to use attributes.

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added 3 commits

• d554543b - Issue #3420988: Add QueueWorker attribute class.
• 9f62fd18 - Update QueueWorkerManager to use QueueWorker attribute.
• 5846db14 - Update QueueWorker plugins to use attributes.

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added 19 commits

• 5846db14...fcc1ba65 - 15 commits from branch project:11.x
• fef7fea0 - Issue #3420988: Add QueueWorker attribute class.
• 0405d69a - Update QueueWorkerManager to use QueueWorker attribute.
• d2a96520 - Update QueueWorker plugins to use attributes.
• cfbe96a2 - Remove @Annotation comment from Attribute class.

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resolved all threads

closed