[bot] Add GPT-5.6, /refine command, plugin dashboard, and v1.0.70 features to Learning Hub#2258

aaronpowell merged 2 commits into

maingithub/awesome-copilot:mainfrom

learning-hub-updates-july-2026-6ae14ae3933b9358github/awesome-copilot:learning-hub-updates-july-2026-6ae14ae3933b9358Copy head branch name to clipboard