Updated README.md for simplified version

README.md

-# Just start hello-kafka using docker compose
+# Just start kafka container using docker compose
     > docker compose up --build
 
-The hello-kafka container will exit after submiting and receiving a message to kafka. The kafka container will go on.
-
-# Stop hello-kafka
-
+# Shutdown of kafka container
     > docker compose down
 
+# Run hello-kafka like a normal go program
+
+    > go run .
 
-Look at the log file of container hello-kafka.
 
 ## Output schould be similar to that:
 
-``202##3-05-11 18:57:27 wait-for-it.sh: waiting 20 seconds for kafka:9092
-2023-05-11 18:57:37 wait-for-it.sh: kafka:9092 is available after 10 seconds
-2023-05-11 18:57:37 2023/05/11 16:57:37 Topic 'hello-kafka' with 1 partitions successfully created
-2023-05-11 18:57:37 time="2023-05-11T16:57:37Z" level=info msg="Send message 'Hello Kafka!' to topic 'hello-kafka'\n"
-2023-05-11 18:57:38 time="2023-05-11T16:57:38Z" level=info msg="Successfully send message 'Hello Kafka!' to topic 'hello-kafka'\n"
-2023-05-11 18:57:38 time="2023-05-11T16:57:38Z" level=info msg="Start reading message from topic 'hello-kafka'"
-2023-05-11 18:57:38 time="2023-05-11T16:57:38Z" level=info msg="Received message from topic 'hello-kafka' at partition 0, offset  0: Hello Kafka!\n"``
\ No newline at end of file
+``2024/06/02 13:41:34 Topic 'hello-kafka' with 1 partitions successfully created
+INFO[0000] Send message 'Hello Kafka!' to topic 'hello-kafka'
+INFO[0001] Successfully send message 'Hello Kafka!' to topic 'hello-kafka'
+INFO[0001] Start reading message from topic 'hello-kafka'
+INFO[0001] Received message from topic 'hello-kafka' at partition 0, offset  0: Hello Kafka!``
\ No newline at end of file