{
  "$comment": [
    "Drives the regression workflow's shard matrix via scripts/plan-regression-shards.mjs.",
    "Every fixture on disk must appear in exactly one of 'timings' or 'excluded', or CI fails.",
    "timings: per-fixture wall-clock seconds, used only for bin-packing \u2014 approximate is fine.",
    "  Measured on CI run 30223148821; entries in 'distributed' carry their chunked timing.",
    "  Refresh from a green main run when shards drift apart; no test asserts these values.",
    "distributed: fixtures run with --mode=distributed-simulated, mapped to why.",
    "  Mode is a per-invocation flag, so these get their own shards.",
    "excluded: fixtures deliberately not run, each mapped to the reason why."
  ],
  "shardCount": 8,
  "distributedShardCount": 1,
  "timings": {
    "animejs-adapter": 17,
    "nested-sequential-video-local-start": 8,
    "audio-mux-parity": 32,
    "chat": 54,
    "css-spinner-render-compat": 15,
    "font-variant-numeric": 9,
    "gsap-letters-render-compat": 13,
    "hdr-hlg-regression": 158,
    "hdr-regression": 279,
    "iframe-render-compat": 24,
    "many-cuts": 23,
    "missing-host-comp-id": 8,
    "mov-prores": 5,
    "mp4-h264-sdr": 4,
    "mp4-h265-sdr": 4,
    "overlay-montage-prod": 512,
    "parallel-capture-regression": 86,
    "plan-v2-partial-color": 120,
    "png-sequence": 3,
    "portrait-edge-bleed": 25,
    "raf-ball-render-compat": 22,
    "render-symlinked-assets": 6,
    "static-volume-future-set": 120,
    "style-1-prod": 156,
    "style-10-prod": 232,
    "style-11-prod": 324,
    "style-12-prod": 247,
    "style-13-prod": 898,
    "style-15-prod": 114,
    "style-16-prod": 401,
    "style-17-prod": 224,
    "style-18-prod": 394,
    "style-2-prod": 190,
    "style-3-prod": 191,
    "style-4-prod": 203,
    "style-5-prod": 247,
    "style-6-prod": 301,
    "style-7-prod": 325,
    "style-8-prod": 178,
    "style-9-prod": 216,
    "sub-comp-id-selector": 10,
    "sub-comp-t0": 18,
    "sub-composition-video": 99,
    "typegpu-adapter": 15,
    "variables-prod": 8,
    "vfr-screen-recording": 7,
    "vignelli-stacking": 96,
    "webm-transparency": 60,
    "webm-vp9": 4
  },
  "excluded": {
    "chrome-screenshot-bottom-edge": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "css-import-scoping": "Rejected by the harness at load time (meta.json: maxAudioLagWindows must be >= 1), so it has never run despite looking scheduled-able. Fix the metadata, then schedule it.",
    "css-var-fonts": "Rejected by the harness at load time (meta.json: minAudioCorrelation must be between 0 and 1), so it has never run despite looking scheduled-able. Fix the metadata, then schedule it.",
    "d3-adapter": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "dogs-captions": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "escape-hatch-fatal-fallback": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "fast-capture-gsap": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "google-maps-adapter": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "gsap-call-render-seek": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "heygen-promo-preview-assets": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "hf2550-video-subcomposition-ghost": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "leaflet-adapter": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "mapbox-adapter": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "maplibre-adapter": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "nested-subcomp-depth-3": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "page-side-shader-compositor-render-compat": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "pip-video-late-host": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "render-video-overlay-stretch": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "software-beginframe-yoyo-compositor": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "spanish-empire-cdn-inline": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "sub-comp-class-selector": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "sub-comp-height-percent": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "three-boundary": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "three-boundary-deferred": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "timed-descendant-visibility": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "transparency-regression": "Not a harness fixture by design \u2014 its meta.json says it is exercised by `tsx src/transparency-test.ts`, which asserts a real alpha channel rather than comparing against a golden MP4.",
    "video-hfid-no-id": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "webgl-video-texture-render-compat": "Was absent from the hand-written shard matrix, so it has never run in CI and its cost and pass state are unknown. Triage and either schedule it or record a real reason here.",
    "wysiwyg-subcomp-css": "Rejected by the harness at load time (meta.json: maxAudioLagWindows must be >= 1), so it has never run despite looking scheduled-able. Fix the metadata, then schedule it."
  },
  "distributed": {
    "style-15-prod": "Renders 12.4x faster chunked (1413s -> 114s at 4 CPUs) because in-process capture is pinned to one worker by the auto-worker derate. Passes the same golden at the same 30dB bar, 0/100 failed frames, psnr min 39.3 vs 40.1 in-process, so the sensitivity cost is 0.8dB.",
    "sub-composition-video": "Renders 13.6x faster chunked (1346s -> 99s at 4 CPUs). Slow in-process for a different reason to style-15-prod (video decode rather than feTurbulence), which is why chunking helps both. Passes the same golden, 0/100 failed."
  }
}