Implement TypeScript-based GitHub Action for template processing with YAML data#1

Copilot wants to merge 2 commits intomainlufomatics/replace-holders:mainfrom

copilot/fix-64c66cb7-f81c-4914-8c7d-831107ed8d3alufomatics/replace-holders:copilot/fix-64c66cb7-f81c-4914-8c7d-831107ed8d3aCopy head branch name to clipboard