Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/installer 5.2.x-dev (exact version match), found silverstripe/installer[dev-4.8-beta2, dev-post-2.4, 2.4.9, ..., 2.5.x-dev (alias of dev-post-2.4), 3.0.2.1, ..., 3.x-dev, 4.0.0-alpha1, ..., 4.x-dev, 5.0.0-alpha1, ..., 5.x-dev, 6.x-dev] but it does not match the constraint. Problem 2 - Root composer.json requires silverstripe/assets ^2.2 -> satisfiable by silverstripe/assets[2.x-dev]. - silverstripe/assets 2.x-dev requires silverstripe/framework ^5.1 -> satisfiable by silverstripe/framework[5.1.0-beta1, ..., 5.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. Problem 3 - silverstripe/versioned 2.x-dev requires silverstripe/framework ^5.2 -> satisfiable by silverstripe/framework[5.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. - silverstripe/versioned[2.0.0-alpha1, ..., 2.1.x-dev] require silverstripe/framework ^5 -> satisfiable by silverstripe/framework[5.0.0-alpha1, ..., 5.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. - Root composer.json requires silverstripe/versioned ^2 -> satisfiable by silverstripe/versioned[2.0.0-alpha1, ..., 2.x-dev].

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/assets ^2.2 -> satisfiable by silverstripe/assets[2.x-dev]. - silverstripe/assets 2.x-dev requires silverstripe/framework ^5.1 -> satisfiable by silverstripe/framework[5.1.0-beta1, ..., 5.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. Problem 2 - silverstripe-themes/simple 3.3.x-dev requires silverstripe/framework >=3.5 -> satisfiable by silverstripe/framework[3.5.0-rc1, ..., 3.x-dev, 4.0.0-alpha1, ..., 4.x-dev, 5.0.0-alpha1, ..., 5.x-dev, 6.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. - silverstripe/installer 5.1.x-dev requires silverstripe-themes/simple 3.3.x-dev -> satisfiable by silverstripe-themes/simple[3.3.x-dev]. - Root composer.json requires silverstripe/installer 5.1.x-dev -> satisfiable by silverstripe/installer[5.1.x-dev].

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires silverstripe/assets ^2.2 -> satisfiable by silverstripe/assets[2.x-dev]. - silverstripe/assets 2.x-dev requires silverstripe/framework ^5.1 -> satisfiable by silverstripe/framework[5.1.0-beta1, ..., 5.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. Problem 2 - silverstripe-themes/simple[3.2.0, ..., 3.2.x-dev] require silverstripe/framework >=3.5 -> satisfiable by silverstripe/framework[3.5.0-rc1, ..., 3.x-dev, 4.0.0-alpha1, ..., 4.x-dev, 5.0.0-alpha1, ..., 5.x-dev, 6.x-dev] from composer repo (https://repo.packagist.org) but silverstripe/framework is the root package and cannot be modified. See https://getcomposer.org/dep-on-root for details and assistance. - silverstripe/installer 5.0.x-dev requires silverstripe-themes/simple ~3.2.0 -> satisfiable by silverstripe-themes/simple[3.2.0, 3.2.1, 3.2.x-dev]. - Root composer.json requires silverstripe/installer 5.0.x-dev -> satisfiable by silverstripe/installer[5.0.x-dev].

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