Platform Event Bus — Integration

Overview

Publish EngagementHub domain lifecycle events and consume trusted project-reference and email-delivery events through Velaxe EventBus.

Capabilities

• Publishes the manifest-declared EngagementHub topic catalogue

• Uses an application outbox for durable event publication and retry

• Consumes trusted canonical EventEnvelope deliveries

• Maintains event inbox processing, retry and dead-letter state

• Propagates correlation and causation identifiers

1. 1

   Step 1

   Perform an EngagementHub domain action such as publish, register, claim or launch.

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2. 2

   Step 2

   Create the corresponding domain event in the EngagementHub outbox.

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3. 3

   Step 3

   Publish through Platform EventBus.

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4. 4

   Step 4

   Allow subscribers to receive the canonical event envelope.

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5. 5

   Step 5

   For subscribed inbound topics, receive and process the managed delivery.

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6. 6

   Step 6

   Inspect event inbox/outbox attempts and statuses in Operations.

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Limitations

• Published topics are declared in the app manifest.

• Inbound topics are validated against the EngagementHub event catalogue and ingress authorization.

• Outbox and inbox records provide durable processing state.

FAQs

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