Added last login column to users table.

src/auth.js

@@ -34,6 +34,10 @@ async function login(credentials) {
 
 	await verifyPassword(credentials.password, user.password);
 
+	await knex('users')
+		.update('last_login', 'NOW()')
+		.where('id', user.id);
+
 	return curateUser(user);
 }