[Issue #7] revise cn docs (#9)

Author: bianhq

README_CN.md

@@ -8,6 +8,17 @@
 ### 步骤1：安装 Go
 需要 Go 1.22.7 或更高版本。
 
+还需要为生成protobuf和grpc的go文件安装一些插件:
+```bash
+# install protoc-gen-go to generate the go source code for protobuf messages
+go install google.golang.org/protobuf/cmd/protoc-gen-go@latest
+# install protoc-gen-go-grpc to generate the go source code for grpc services
+go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
+# install protoc-gen-grpc-gateway to transport HTTP to grpc
+go install github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway@latest
+# install protoc-gen-swagger to parse the swagger annotations in the proto files and generate OpenAPI docs
+go install github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger@latest
+
 ### 步骤2：启动 MySQL
 例如，使用 Docker 启动 MySQL，然后创建 `spike` 数据库：
 
@@ -123,4 +134,4 @@ curl --location 'http://127.0.0.1:8080/v1/call_function' \
     "cpu": 8192,
     "memory": 0
 }'
-``` 
+```