docs: reconcile agent/skill counts (53/20) and add drift guard#90

PAMulligan merged 2 commits into

mainPMDevSolutions/Aurelius:mainfrom

83-align-readme-agentskill-counts-with-onboarding-docs-48-vs-53-17-vs-19PMDevSolutions/Aurelius:83-align-readme-agentskill-counts-with-onboarding-docs-48-vs-53-17-vs-19Copy head branch name to clipboard