solo modifica los archivos composer.json el campo web-root y insaller paths
"drupal-scaffold": {
"locations": {
"web-root": "./"
}
},
"installer-paths": {
"core": ["type:drupal-core"],
"libraries/{$name}": ["type:drupal-library"],
"modules/contrib/{$name}": ["type:drupal-module"],
"profiles/contrib/{$name}": ["type:drupal-profile"],
"themes/contrib/{$name}": ["type:drupal-theme"],
"drush/Commands/contrib/{$name}": ["type:drupal-drush"]
}
el archivo autoload.php
return require __DIR__ . '/vendor/autoload.php';
#composer #drupal8