[FLINK-31931] Return 404 for a gone TaskManager and stop the Web UI from re-polling it#28735

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MartijnVisser:fix-tm-details-404

Commits on Jul 13, 2026

[FLINK-31931][runtime/rest] Return 404 instead of 500 for unknown TaskManager in TaskManagerDetailsHandler
MartijnVisser
committed
[FLINK-31931][runtime-web] Stop polling a TaskManager once it is gone
MartijnVisser
committed