{
  "schemaVersion": "1.0.0",
  "exerciseSlug": "glute-bridge",
  "assetId": "glute-bridge-preview-shaos-v1",
  "role": "preview",
  "status": "approved",
  "version": "v1.0.0",
  "reviewedAt": "2026-09-03",
  "source": {
    "canonicalArtwork": "/assets/exercises/glute-bridge/anatomy.webp",
    "sha256": "8b3320c689616590e7f2dc933ae57a2f9cf13a6b63a7ee5f7ce260b7034665e0"
  },
  "production": {
    "method": "Nine identity-preserving key poses registered to a fixed body and foot baseline and arranged into a seamless standard-tempo bridge loop.",
    "highlightCue": "Illustrative ShaOS activation cue; not an EMG measurement.",
    "highlightLegend": {
      "scheme": "primary-secondary",
      "primary": { "label": "Primary muscles", "color": "#D97706", "muscles": ["Glutes"] },
      "secondary": { "label": "Secondary muscles", "color": "#8F969B", "muscles": ["Hamstrings", "Quads"] }
    },
    "principle": "Keep the glutes visible at rest, build through hip extension, peak at the top squeeze, and ease through controlled lowering."
  },
  "playback": { "width": 720, "height": 720, "durationSeconds": 6, "frameRate": 20, "muted": true, "loop": true },
  "files": {
    "preview": { "path": "preview.mp4", "mimeType": "video/mp4", "bytes": 399978, "sha256": "5d1437817044cf1a1deb3c9f3cee170c239ae083644cf49b547fbf1c54fcb985" },
    "poster": { "path": "poster.webp", "mimeType": "image/webp", "bytes": 20282, "sha256": "9d98f7a99acacfba627feefce61cd7e8de0f1fc4568f626435c1e261b4fc74e9" }
  }
}