Add global auth state with composable for reactive login status

.output/server/index.mjs

@@ -1,6 +1,6 @@
 import process from 'node:process';globalThis._importMeta_={url:import.meta.url,env:process.env};import 'node:http';
 import 'node:https';
-export { E as default } from './chunks/nitro/nitro.mjs';
+export { F as default } from './chunks/nitro/nitro.mjs';
 import 'node:events';
 import 'node:buffer';
 import 'node:fs';