Create twenty app improvements (#20688)

create-twenty-app updates:
- remove --example option
- sync --once when scaffolding an applicaiton
- rename --api-url option to --workspace-url
- create a standalone page when scaffolding an app
<img width="1494" height="765" alt="image"
src="https://github.com/user-attachments/assets/0e35ed0c-b0aa-466c-9f56-7939294fd2cf"
/>

---------

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Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

packages/create-twenty-app/src/cli.ts

@@ -15,14 +15,14 @@ const program = new Command(packageJson.name)
     'Output the current version of create-twenty-app.',
   )
   .argument('[directory]')
-  .option('--example <name>', 'Initialize from an example')
   .option('-n, --name <name>', 'Application name')
   .option('-d, --display-name <displayName>', 'Application display name')
   .option('--description <description>', 'Application description')
   .option(
-    '--api-url <apiUrl>',
-    'Twenty instance URL (default: http://localhost:2020)',
+    '--workspace-url <workspaceUrl>',
+    'Twenty workspace URL (default: http://localhost:2020)',
   )
+  .option('--api-url <apiUrl>', '[deprecated: use --workspace-url]')
   .option(
     '--authentication-method <method>',
     'Authentication method: oauth or apiKey (default: apiKey for local, oauth for remote)',
@@ -32,10 +32,10 @@ const program = new Command(packageJson.name)
     async (
       directory?: string,
       options?: {
-        example?: string;
         name?: string;
         displayName?: string;
         description?: string;
+        workspaceUrl?: string;
         apiUrl?: string;
         authenticationMethod?: AuthenticationMethod;
       },
@@ -66,13 +66,20 @@ const program = new Command(packageJson.name)
         process.exit(1);
       }
 
+      if (options?.apiUrl) {
+        console.warn(
+          chalk.yellow(
+            'Warning: --api-url is deprecated. Use --workspace-url instead.',
+          ),
+        );
+      }
+
       await new CreateAppCommand().execute({
         directory,
-        example: options?.example,
         name: options?.name,
         displayName: options?.displayName,
         description: options?.description,
-        apiUrl: options?.apiUrl,
+        workspaceUrl: options?.workspaceUrl ?? options?.apiUrl,
         authenticationMethod: options?.authenticationMethod,
       });
     },