WhatsApp Calculator Service

Service to calculate costs for using the WhatsApp Business API based on message volume.

Running the application in dev mode

You can run your application in dev mode that enables live coding using:

./gradlew quarkusDev

The service will be available at http://localhost:8080

Packaging and running the application

The application can be packaged using:

./gradlew build

# Generate native executable (requires GraalVM)
./gradlew build -Dquarkus.native.enabled=true

Main Features

Cost calculation based on message volume Integration with Kafka for event processing Monitoring via Prometheus/OpenTelemetry Authentication via Keycloak API documentation via OpenAPI/Swagger

Technologies

Quarkus Kafka OpenAPI Keycloak Prometheus OpenTelemetry