second commit

consumer.py

@@ -0,0 +1,42 @@
+import asyncio
+import json
+from aiokafka import AIOKafkaConsumer, AIOKafkaProducer
+
+KAFKA_BOOTSTRAP = "localhost:19092"
+REQUEST_TOPIC = "request-topic"
+RESPONSE_TOPIC = "response-topic"
+
+async def main():
+    consumer = AIOKafkaConsumer(
+        REQUEST_TOPIC,
+        bootstrap_servers=KAFKA_BOOTSTRAP,
+        group_id="worker-group",
+        auto_offset_reset="earliest"
+    )
+    await consumer.start()
+
+    producer = AIOKafkaProducer(bootstrap_servers=KAFKA_BOOTSTRAP)
+    await producer.start()
+
+    try:
+        async for msg in consumer:
+            data = json.loads(msg.value.decode())
+            print(f"Received request: {data}")
+            payload = data["payload"]
+            correlation_id = data["correlation_id"]
+
+            # Simulate processing
+            await asyncio.sleep(1)
+
+            response_data = {
+                "correlation_id": correlation_id,
+                "response": f"Processed: {payload}"
+            }
+            await producer.send_and_wait(RESPONSE_TOPIC, json.dumps(response_data).encode())
+    finally:
+        await consumer.stop()
+        await producer.stop()
+
+if __name__ == "__main__":
+    asyncio.run(main())
+