https://packrift-agent-discovery-hub.vercel.app/ 2026-05-21 https://packrift-agent-discovery-hub.vercel.app/.well-known/agent.json 2026-05-21 https://packrift-agent-discovery-hub.vercel.app/.well-known/capability-card.json 2026-05-29 https://packrift-agent-discovery-hub.vercel.app/.well-known/agent-card.json 2026-05-29 https://packrift-agent-discovery-hub.vercel.app/agent.json 2026-05-21 https://packrift-agent-discovery-hub.vercel.app/llms.txt 2026-05-21 https://packrift-agent-discovery-hub.vercel.app/robots.txt 2026-05-21 https://packrift-agent-discovery-hub.vercel.app/indexnow-key.txt 2026-05-21