Update README.md (#84)
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All HTTP 1.1 requests go through Nginx could be collected by this agent.
# Setup Doc
+The following setup is targeting for OpenResty, if you want SkyWalking integrated Gateway, you could jump to
+1. [APISIX documentation.](https://apisix.apache.org/docs/apisix/plugins/skywalking)
+2. [Kong plugin documentation.](https://github.com/apache/skywalking-kong)
```nginx
http {
