Dapr

Implement service invocation for communication between the order service, inventory service, and payment service.

Use Dapr's state management to store shopping cart data and order details.

Implement Dapr's resiliency policies (timeouts, retries, circuit breakers) on API calls between services.

Use Dapr's pub/sub for asynchronous order processing and notifications.

Use Dapr's bindings to receive data from IoT devices via MQTT or other protocols.

Employ Dapr's pub/sub to distribute data to multiple processing services.

Use Dapr's state management to store aggregated data and device metadata.

Implement Dapr's actor model for managing individual device state and logic.

Define the approval workflow using Dapr's Workflow API, specifying tasks and dependencies.

Integrate the workflow with various microservices (credit check, risk assessment, fraud detection) using Dapr's service invocation.

Store workflow state in a durable state store using Dapr's state management.

Implement error handling and compensation logic within the workflow to handle rejections and rollbacks.

Enable Dapr's mTLS for secure communication between all microservices.

Define application-centric policies to restrict access to specific APIs based on tenant ID.

Use Dapr's secrets API to manage tenant-specific API keys and credentials.

Implement audit logging to track all API calls and access attempts.

Use Dapr's service invocation to route inference requests to the appropriate model serving instance.

Employ Dapr's pub/sub to distribute model updates and notifications.

Use Dapr's state management to store model metadata and A/B test configurations.

Implement Dapr's bindings to integrate with model storage (e.g., cloud storage).

Use Dapr for service invocation to fetch user profiles and product catalogs.

Leverage Dapr's state management to store user browsing history and preferences.

Implement Dapr's pub/sub for real-time updates of product availability and promotions.

Apply Dapr's resiliency policies to handle failures in recommendation services.

Use Dapr's binding API to collect data from IoT devices.

Employ Dapr's pub/sub pattern to distribute and process messages.

Use Dapr's state management for storing device status and data aggregates.

Leverage Dapr's integration with Kubernetes for scalable deployment and resource management.