add the open api execute command

README.md

@@ -44,3 +44,18 @@ Please note the following guidelines:
 
 - OpenAPI Generator can't generate Python client with Java 17+
   - https://github.com/OpenAPITools/openapi-generator/issues/13684
+
+## Usage
+
+You can launch the Swagger UI to browse the OpenAPI specs locally using Docker.
+First, make sure you have `docker-compose.yml` in this directory. Then run:
+
+```sh
+docker-compose up
+```
+
+By default, the Swagger UI will be available at: [http://localhost:8080](http://localhost:8080)
+
+### Using Docker Command
+
+Alternatively, you can use the following Docker command:

docker-compose.yml

@@ -0,0 +1,12 @@
+version: '3.8'
+services:
+  swagger-ui:
+    image: swaggerapi/swagger-ui:latest
+    container_name: line-open-api-doc
+    ports:
+      - "8080:8080"
+    environment:
+      - PORT=8080
+      - API_URL=/openapi/messaging-api.yml
+    volumes:
+      - ./:/usr/share/nginx/html/openapi