Erro ao instalar laravel/socialite na imagem do Curso Laravel 9

Professor, tudo certo?

Estou enfrentando um problema ao tentar instalar o Laravel Socialite. Estou usando a imagem do curso Laravel 9, ou seja, com PHP 8. E olha só os problemas relacionados:

---------------------------------------------------------------------------------------

Problem 1

    - Root composer.json requires php ^8.0.2 but your php version (7.4.3) does not satisfy that requirement.

  Problem 2

    - laravel/framework is locked to version v9.52.7 and an update of this package was not requested.

    - laravel/framework v9.52.7 requires php ^8.0.2 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 3

    - laravel/sanctum is locked to version v3.2.5 and an update of this package was not requested.

    - laravel/sanctum v3.2.5 requires php ^8.0.2 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 4

    - laravel/breeze is locked to version v1.19.2 and an update of this package was not requested.

    - laravel/breeze v1.19.2 requires php ^8.0.2 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 5

    - laravel/pint is locked to version v1.10.0 and an update of this package was not requested.

    - laravel/pint v1.10.0 requires php ^8.1.0 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 6

    - nunomaduro/collision is locked to version v6.4.0 and an update of this package was not requested.

    - nunomaduro/collision v6.4.0 requires php ^8.0.0 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 7

    - spatie/laravel-ignition is locked to version 1.6.4 and an update of this package was not requested.

    - spatie/laravel-ignition 1.6.4 requires php ^8.0 -> your php version (7.4.3) does not satisfy that requirement.

  Problem 8

    - symfony/deprecation-contracts v3.2.1 requires php >=8.1 -> your php version (7.4.3) dsail laraveloes not satisfy that requirement.

    - fakerphp/faker v1.21.0 requires symfony/deprecation-contracts ^2.2 || ^3.0 -> satisfiable by symfony/deprecation-contracts[v3.2.1].

    - fakerphp/faker is locked to version v1.21.0 and an update of this package was not requested.

------------------------------------------------------------------------------------------------------------------

Não sei pq ele tá achando que tô usando a versão 7 do PHP! :/
Consegue me ajudar?