Your requirements could not be resolved to an installable set of packages. Problem 1 - typo3/testing-framework[6.2.0, ..., 6.2.5] require typo3/cms-core 10.*.*@dev -> found typo3/cms-core[v10.0.0, ..., v10.4.37] but it conflicts with your root composer.json require (^12.4). - typo3/testing-framework[6.3.0, ..., 6.16.9] require typo3/cms-core 10.*.*@dev || 11.*.*@dev -> found typo3/cms-core[v10.0.0, ..., v10.4.37, v11.0.0, ..., v11.5.36] but it conflicts with your root composer.json require (^12.4). - Root composer.json requires typo3/testing-framework ^6.2 -> satisfiable by typo3/testing-framework[6.2.0, ..., 6.16.9].

Process completed with exit code 2.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, actions/cache@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/cache@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/