The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, dlang-community/setup-dlang@4c99aa991ce7d19dd3064de0a4f2f6b2f152e2d7. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/