docs: fix map-server readme and code of conduct links (#657)

Author: aqilaziz

CONTRIBUTING.md

@@ -502,7 +502,7 @@ Alternatively, use the [workflow dispatch](https://github.com/modelcontextprotoc
 
 ## Code of Conduct
 
-This project follows our [Code of Conduct](CODE_OF_CONDUCT.md). Please review it before contributing.
+This project follows our [Code of Conduct](https://github.com/modelcontextprotocol/.github/blob/main/CODE_OF_CONDUCT.md). Please review it before contributing.
 
 ## Reporting Issues
 

examples/map-server/README.md

@@ -122,7 +122,7 @@ Vanilla TypeScript app that:
 
 - [`server.ts`](server.ts) - MCP server with geocode and show-map tools
 - [`mcp-app.html`](mcp-app.html) / [`src/mcp-app.ts`](src/mcp-app.ts) - CesiumJS globe UI
-- [`server-utils.ts`](server-utils.ts) - HTTP server utilities
+- [`main.ts`](main.ts) - HTTP and stdio server utilities
 
 ## Notes