{
  "release_id": "2026-05-31.atlas.2",
  "generated_at": "2026-05-31",
  "default_mode": "snapshot",
  "local_event_name": "release_mode_selected",
  "modes": [
    {
      "id": "snapshot",
      "label": "Snapshot",
      "badge": "immutable",
      "cache_rule": "Release-scoped static artifacts may use long-lived immutable caching.",
      "replay_rule": "Use the immutable release manifest, checksums, schemas, and release URLs for reproducible analysis.",
      "network_behavior": "The homepage does not start World Bank, OWID, geoBoundaries, or WorldPop ranking requests in this mode.",
      "included_surfaces": [
        "/v1/places/index.json",
        "/v1/coverage.json",
        "/data/place-measurements.json",
        "/data/provenance-registry.json",
        "/releases/2026-05-31/manifest.json"
      ]
    },
    {
      "id": "live",
      "label": "Live overlay",
      "badge": "not frozen",
      "cache_rule": "Browser-time public-source overlays are short lived and source dependent.",
      "replay_rule": "Treat live overlay values as current context unless they are materialized into a later immutable release.",
      "network_behavior": "The homepage may query public World Bank, OWID, geoBoundaries, and WorldPop surfaces after the user selects this mode.",
      "upstream_sources": [
        "world-bank-indicators",
        "owid-livestock",
        "geoboundaries-adm1",
        "worldpop"
      ]
    }
  ],
  "ui_contract": {
    "tablist_label": "Release data mode",
    "status_region_id": "release-mode-status",
    "snapshot_tab_id": "release-mode-snapshot",
    "live_tab_id": "release-mode-live"
  }
}