doc: signUp for local povider (#698)

docs/content/3.application-side/2.session-access-and-management.md

@@ -79,6 +79,21 @@ lastRefreshedAt.value
 // Get / Reload the current session from the server, pass `{ required: true }` to force a login if no session exists
 await getSession()
 
+// Trigger a sign-up, where `credentials` are the credentials your sign-up endpoint expects, e.g. `{ name:'Alice', email: '[email protected]', password: 'securepassword' }`
+await signUp(credentials);
+
+// Trigger a sign-up with auto sign-in and redirect to the profile page within the application
+await signUp(credentials, { callbackUrl: '/profile', redirect: true });
+
+// Trigger a sign-up with auto sign-in and redirect to an external website (https://external.example.com)
+await signUp(credentials, { callbackUrl: 'https://external.example.com', redirect: true, external: true });
+
+// Trigger a sign-up without auto sign-in and redirect to the home page within the application
+await signUp(credentials, { callbackUrl: '/', redirect: true }, { preventLoginFlow: true });
+
+// Trigger a sign-up without auto sign-in and doesn't redirect anywhere
+await signUp(credentials, undefined, { preventLoginFlow: true });
+
 // Trigger a sign-in, where `credentials` are the credentials your sign-in endpoint expected, e.g. `{ username: 'bernd', password: 'hunter2' }`
 await signIn(credentials)