Your requirements could not be resolved to an installable set of packages.
Problem 1
- doctrine/lexer[3.0.0, ..., 3.0.1] require php ^8.1 -> your php version (8.0.30) does not satisfy that requirement.
- laravel/lumen v8.1.2 requires laravel/lumen-framework ^8.3.1 -> satisfiable by laravel/lumen-framework[v8.3.1, v8.3.2, v8.3.3, v8.3.4].
- laravel/lumen[v8.1.0, ..., v8.1.1] require laravel/lumen-framework ^8.0 -> satisfiable by laravel/lumen-framework[v8.0.0, ..., v8.3.4].
- laravel/lumen-framework[v8.3.0, ..., v8.3.4] require illuminate/validation ^8.65 -> satisfiable by illuminate/validation[v8.65.0, ..., v8.83.27].
- laravel/lumen-framework[v8.2.0, ..., v8.2.8] require illuminate/validation ^8.0 -> satisfiable by illuminate/validation[v8.0.0, ..., v8.83.27].
- illuminate/validation[v8.12.0, ..., v8.83.27] require egulias/email-validator ^2.1.10 -> satisfiable by egulias/email-validator[2.1.10, ..., 2.1.25].
- egulias/email-validator[2.1.10, ..., 2.1.25] require doctrine/lexer ^1.0.1 -> satisfiable by doctrine/lexer[v1.0.1, ..., 1.2.3].
- You can only install one version of a package, so only one of these can be installed: doctrine/lexer[v1.0.1, ..., 1.2.3, 2.0.0, 2.1.0, 2.1.1, 3.0.0, 3.0.1].
- doctrine/annotations[2.0.0, ..., 2.0.1] require doctrine/lexer ^2 || ^3 -> satisfiable by doctrine/lexer[2.0.0, 2.1.0, 2.1.1, 3.0.0, 3.0.1].
- laravel/lumen v8.0.0 requires php ^7.3 -> your php version (8.0.30) does not satisfy that requirement.
- illuminate/validation[v8.0.0, ..., v8.11.2] require php ^7.3 -> your php version (8.0.30) does not satisfy that requirement.
- laravel/lumen-framework[v8.0.0, ..., v8.1.0] require php ^7.3 -> your php version (8.0.30) does not satisfy that requirement.
- doctrine/lexer[1.1.0, ..., 1.2.0] require php ^7.2 -> your php version (8.0.30) does not satisfy that requirement.
- Root composer.json requires doctrine/annotations ^2.0 -> satisfiable by doctrine/annotations[2.0.0, 2.0.1].
- Root composer.json requires laravel/lumen ^8.0 -> satisfiable by laravel/lumen[v8.0.0, v8.1.0, v8.1.1, v8.1.2].