Check if hostname matcher is NULL and if so return early - #1004

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830, actions/checkout@11d5960a326750d5838078e36cf38b85af677262, github/codeql-action/analyze@b8d3b6e8af63cde30bdc382c0bc28114f4346c88, github/codeql-action/init@b8d3b6e8af63cde30bdc382c0bc28114f4346c88. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/