Merge pull request #7 from alibaba/johnlanni-patch-1

Create README.md

README.md

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+<h1 align="center">
+    <img src="https://user-images.githubusercontent.com/6763318/199222816-f1238884-48b0-42ff-8ec1-9b958154a4f4.png" alt="Higress" width="240" height="72.5">
+  <br>
+  Next-generation Cloud Native Gateway
+</h1>
+
+Higress is a next-generation cloud-native gateway based on Alibaba's internal gateway practices. 
+
+Powered by [Istio](https://github.com/istio/istio) and [Envoy](https://github.com/envoyproxy/envoy), Higress realizes the integration of the triple gateway architecture of traffic gateway, microservice gateway and security gateway, thereby greatly reducing the costs of deployment, operation and maintenance.
+
+<BR><center><img src="https://img.alicdn.com/imgextra/i4/O1CN01dqXHDi27RhjAtZyNp_!!6000000007794-0-tps-1794-1446.jpg" alt="Higress Architecture"></center>
+
+## Summary
+
+- [**Use Cases**](#use-cases)
+- [**Higress Features**](#higress-features)
+
+
+## Use Cases
+
+- **Kubernetes ingress controller**: 
+
+  Higress can function as a feature-rich ingress controller, which is compatible with many annotations of K8s' nginx ingress controller.
+  
+  [Gateway API](https://gateway-api.sigs.k8s.io/) support is in progress and will support smooth migration from Ingress API to Gateway API.
+  
+- **Microservice gateway**: 
+
+  Higress can function as a microservice gateway, which can discovery microservices from various service registries, such as Nacos, ZooKeeper, Consul, etc.
+  
+  It deeply integrates of [Dubbo](https://github.com/apache/dubbo), [Nacos](https://github.com/alibaba/nacos), [Sentinel](https://github.com/alibaba/Sentinel) and other microservice technology stacks.
+  
+- **Security gateway**:
+
+  Higress can be used as a security gateway, supporting WAF and various authentication strategies, such as key-auth, hmac-auth, jwt-auth, basic-auth, oidc, etc.  
+  
+
+## Higress Features
+
+   （TODO）
+  
+