[Autoloop: python-to-go-migration] Iteration 42: migrate target_detection, apm_package, marketplace/ymlschema (+1953 lines)

Run: https://github.com/githubnext/apm/actions/runs/25861743202

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: github-actions[bot]