- Add `hasQueuedPrompts` reactive flag to track queued executions
- Pass `is-pause-disabled` prop to settings view to disable pause button
- Update pause button title to indicate why it's disabled
- Remove server queue clearing logic from pause toggle handler
- Clear `hasQueuedPrompts` flag when manually changing index or resetting
- Set `hasQueuedPrompts` to true when adding prompts to execution queue
- Update flag when processing queued executions to reflect current queue state