agent-skill-groups v0.3.31

Release v0.3.31 publishes the latest usability and discoverability improvements.\n\nHighlights:\n- Adds active CLI installation metadata via version and doctor JSON output.\n- Makes ecosystem status checks tolerate slow GitHub PR/issue status lookups.\n- Adds web visibility signal diagnostics to web-search and visibility reports.\n- Updates public install docs, FAQ, quickstart, llms.txt, and structured metadata to the current release wheel.\n\nVerified locally before release:\n- python -m pytest -q\n- python -m build\n- Fresh virtualenv install from wheel\n- agent-skill-groups version --json\n- agent-skill-groups demo --json