Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/config ^5.4 || ^6.3 || ^7.0, found symfony/config[v5.4.0, ..., v5.4.31, v6.3.0, v6.3.2, v6.3.8] but these were not loaded, likely because it conflicts with another require.