chore: handle swoole timeouts without throwing exceptions

src/LlamaCppClient.php

src/LlamaCppCompletionIterator.php

src/ObservableTaskTable.php

src/ObservableTaskTableRow.php

src/ObservableTaskTimeoutIterator.php

src/PromptSubjectResponderAggregate.php

src/PromptSubjectResponse.php

src/PromptSubjectResponseChunk.php

src/SwooleChannelIterator.php

src/SwooleChannelIteratorChunk.php

src/SwooleChannelIteratorError.php

...JsonRPCResponder/LlamaCppSubjectActionPromptResponder.php

src/views/observable_tasks_dashboard.twig