* MUL-6582 feat(plugins): add durable scheduled hooks
Co-authored-by: multica-agent <[email protected]>
* MUL-6582: add schedule-pulse example plugin
Ship a real scheduled plugin that records each unique delivery_id in
workspace storage, so a host retry does not look like a second pulse.
The cmd/server test installs this example manifest and drives two
scheduler replicas through a dropped first attempt.
Co-authored-by: multica-agent <[email protected]>
* MUL-6582 fix(migrations): make schedule indexes retry-safe
Co-authored-by: multica-agent <[email protected]>
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Co-authored-by: multica-agent <[email protected]>
