Customer Project Webhooks Audit

Phase 11: Cross-tenant outbox delivery inspection, HMAC verification audit, DLQ diagnostics & zero-billing replay.

Total Deliveries
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Across all developer projects
Delivered (2xx)
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Queued / Retrying
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Active outbox queue
Failed Attempts
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Backed off exponentially
Dead Letter Queue (DLQ)
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Exhausted 5 max attempts
Deliveries (0)
Chronological outbox event log
Loading outbox deliveries...