Refactor project name from "Open Claude Design" to "Open Design"

- Updated project name in package.json, package-lock.json, and README files.
- Changed CLI commands and references from "ocd" to "od".
- Adjusted file structure references in documentation and code to reflect new naming conventions.
- Enhanced .gitignore to include new runtime data files.
- Updated metadata in LICENSE file to match new project name.

vite.config.ts

@@ -1,7 +1,7 @@
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
 
-const DAEMON_PORT = Number(process.env.OCD_PORT) || 7456;
+const DAEMON_PORT = Number(process.env.OD_PORT) || 7456;
 
 export default defineConfig({
   plugins: [react()],