Migrate to DSC v3 format with enhanced setup script and comprehensive documentation#19

Copilot wants to merge 3 commits intofeature/dscv3atc-net/atc-winget-configurations:feature/dscv3from

copilot/fix-fe1cb02a-2692-413a-bfca-eba79d477f31atc-net/atc-winget-configurations:copilot/fix-fe1cb02a-2692-413a-bfca-eba79d477f31Copy head branch name to clipboard