feat(docs): document first-admin bootstrap flow and update authentication examples

ts_apiclient/readme.md

@@ -27,7 +27,7 @@ const client = new DcRouterApiClient({
   baseUrl: 'https://dcrouter.example.com',
 });
 
-await client.login('admin', 'admin');
+await client.login('admin@example.com', 'strong-password');
 
 const { routes, warnings } = await client.routes.list();
 console.log(routes.length, warnings.length);
@@ -43,13 +43,13 @@ await route.toggle(true);
 
 ## Authentication
 
-The client supports session login and API-token authentication.
+The client supports persisted-admin session login and API-token authentication. Initial admin creation is a bootstrap flow exposed by the Ops dashboard and raw TypedRequest contracts; after a persisted admin exists, use that account with `login()`.
 
 ```typescript
 const sessionClient = new DcRouterApiClient({
   baseUrl: 'https://dcrouter.example.com',
 });
-await sessionClient.login('admin', 'admin');
+await sessionClient.login('admin@example.com', 'strong-password');
 
 const tokenClient = new DcRouterApiClient({
   baseUrl: 'https://dcrouter.example.com',
@@ -153,7 +153,7 @@ Use of these trademarks must comply with Task Venture Capital GmbH's Trademark G
 
 ### Company Information
 
-Task Venture Capital GmbH
+Task Venture Capital GmbH  
 Registered at District Court Bremen HRB 35230 HB, Germany
 
 For any legal inquiries or further information, please contact us via email at hello@task.vc.