Current Behavior

If we set "required_acks": 0 in kafka-logger configuration,it will
When the plugin kafka-logger is used, and set "required_acks": 0 in kafka-logger configuration,however, there is no problem when we set "required_acks": 1

Found this issue maybe related to doujiang24/lua-resty-kafka#105

https://github.com/doujiang24/lua-resty-kafka#methods-1

required_acks
Specifies the request.required.acks, SHOULD NOT be zero. Default 1.

Suggest that apisix correct the corresponding document

Expected Behavior

It's no error occur in error.log

Error Logs

2023/08/22 18:01:03 [error] 26218#26218: *277287758 [lua] producer.lua:268: buffered messages send to kafka err: timeout, retryable: nil, topic: ljc-kafkalogger-test, partition_id: 2, length: 2, context: ngx.timer, client: 10.xx.131.208, server: 0.0.0.0:80

Steps to Reproduce

Enable kafka-logger and set "required_acks": 0
curl http://10.xx.182.157:80/apisix/admin/global_rules/002
-X PUT -H 'Content-Type: application/json'
-H "X-API-KEY: xxx"
-d '{
"plugins": {
"kafka-logger": {
"broker_list": {
"10.xx.176.233":9092,
"10.xx.177.140":9092,
"10.xx.179.107":9092
},
"kafka_topic": "ljc-kafkalogger-test",
"producer_type": "async",
"batch_max_size": 1000,
"timeout": 3,
"required_acks": 0
}
}
}'

Environment

• APISIX version (run apisix version):2.13.1
• Operating system (run uname -a):
• OpenResty / Nginx version (run openresty -V or nginx -V):
• etcd version, if relevant (run curl http://127.0.0.1:9090/v1/server_info):
• APISIX Dashboard version, if relevant:
• Plugin runner version, for issues related to plugin runners:
• LuaRocks version, for installation issues (run luarocks --version):