Owner deep links: claim_url/approve_url + next_step in register, join, GET /v1/me (pending_joins), GET /v1/parleys and pending 403s; web #/claim/<bot> page and ?request=<bot> highlight on parley settings (sign-in round trip, explicit click, auth unchanged); llms.txt/MCP/DESIGN docs; unit + e2e tests (scripts/owner-links.mjs)