fix: start server properly in the quick installer

Author: Mateu Aguiló Bosch

installer.sh

@@ -28,7 +28,8 @@ if echo "$install_path" ;then
     composer run-script install:with-sqlite $install_path --timeout=0 --working-dir $install_path
 
     # Start the built-in PHP server.
-	composer run-script start-contenta $install_path --timeout=0 --working-dir $install_path
+    $DRUSH runserver --default-server=builtin 127.0.0.1:8888
+    $DRUSH user-login --no-browser --uri="http://127.0.0.1:8888"
 	cd $original_wd
 else
     echo -e "\nBye!"