Fix session auth/restore logic

Problem: forbidden access to the logged endpoints after successful `auth/restore`.

Closes: metarhia#238

application/api/auth/restore.js

@@ -4,6 +4,8 @@
     const restored = context.client.restoreSession(token);
     if (restored) return { status: 'logged' };
     const data = await api.auth.provider.readSession(token);
-    return { status: data ? 'logged' : 'not logged' };
+    if (!data) return { status: 'not logged' };
+    context.client.startSession(token, data);
+    return { status: 'logged' };
   },
 });