[CFX-5210] Implement plugin update check functionality and state management #402

Bugbot Review

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Final Result: Bugbot completed review and found 1 potential issue.

Request ID: serverGenReqId_779a2b40-7bbb-4ce1-9e9c-1ac7d3f5c3a6

Cursor Bugbot has reviewed your changes and found 1 potential issue.

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