update doc

Author: alexcheng1982

README.md

@@ -1,12 +1,14 @@
 # OpenAPI MCP Server
 
-Convert OpenAPI spec to MCP server, OpenAPI operations as tools
+Convert OpenAPI spec to MCP server, OpenAPI operations as tools.
+
+This MCP server uses stdio transport.
 
 ## CLI Options
 
 When running the MCP server, an OpenAPI spec is required. It can be either a file path or URL.
 
-The MCP server also provides options to filter operations to be converted as MCP tools. Filter conditions of the same type are combined using `OR`, while filter conditions of different types are combined using 'AND'.
+The MCP server also provides options to filter operations to be converted as MCP tools. Filter conditions of the same type are combined using `OR`, while filter conditions of different types are combined using `AND`.
 
 Currently supported filter conditions:
 
@@ -42,10 +44,18 @@ Run OpenAPI MCP server
 
 ## How to Run
 
+### Standalone JAR file
+
+Download latest [release JAR file](https://github.com/JavaAIDev/openapi-mcp-server/releases) and run it using `java -jar`.
+
+```sh
+java -jar openapi-mcp-server-0.1.2-all.jar https://api.apis.guru/v2/specs/canada-holidays.ca/1.8.0/openapi.json
+```
+
 ### Container
 
 Use Docker or Podman to run the container.
 
 ```sh
-podman run -i ghcr.io/javaaidev/openapi-mcp-server https://api.apis.guru/v2/specs/canada-holidays.ca/1.8.0/openapi.json
+docker run -i ghcr.io/javaaidev/openapi-mcp-server https://api.apis.guru/v2/specs/canada-holidays.ca/1.8.0/openapi.json
 ```