README.md

🐘 Order Processing System on Kubernetes

This project contains a fully containerized, Kubernetes-based Order Processing System composed of three microservices (Order, Payment, Inventory) backed by PostgreSQL and Kafka. It also includes observability via Kafka UI and Dozzle.

🧱 Architecture

Kubernetes Diagram

⚙️ Components

• Kafka & Zookeeper: Messaging backbone for the microservices.
• Kafka UI: Inspect topics, consumers, messages.
• Dozzle: Real-time log viewer for Kubernetes pods.
• PostgreSQL: Each service has its own database.

🛠️ Namespaces Used

• order
• payment
• inventory
• kafka

📊 Observability

• Dozzle: Streams logs across services.
• Kafka UI: Monitor Kafka health, topics, and message flow.