Update project meta (#12897)

* udpate README.md

* update README.md

* update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* update project meta

.asf.yaml

@@ -25,6 +25,7 @@ notifications:
 
 github:
   homepage: https://dubbo.apache.org/
+  description: "The java implementation of Apache Dubbo. An RPC and microservice framework."
   features:
     # Enable wiki for documentation
     wiki: true
@@ -44,9 +45,13 @@ github:
       foo: bar
   labels:
     - java
+    - rpc
     - microservices
     - framework
     - restful
     - distributed-systems
-    - rpc
     - dubbo
+    - service-mesh
+    - http
+    - grpc
+    - web

README.md

@@ -36,7 +36,7 @@ git clone https://github.com/apache/dubbo-samples.git
 cd dubbo-samples/1-basic/dubbo-samples-api
 ```
 
-There's a [README](https://github.com/apache/dubbo-samples/blob/389cd612f1ea57ee6e575005b32f195c442c35a2/1-basic/dubbo-samples-api/README.md) file under `dubbo-samples-api` directory. We recommend referencing the samples in that directory by following the below-mentioned instructions: 
+There's a [README](https://github.com/apache/dubbo-samples/blob/389cd612f1ea57ee6e575005b32f195c442c35a2/1-basic/dubbo-samples-api/README.md) file under `dubbo-samples-api` directory. We recommend referencing the samples in that directory by following the below-mentioned instructions:
 
 ### Maven dependency