{
  "version": 1,
  "baselineId": "jpw7-web-m0",
  "lockedAt": "M0",
  "sourceOfTruth": "This file fixes the profile; each acceptance run must add exact measured versions to its evidence record.",
  "buildEnvironment": {
    "os": "Linux workspace (developer build)",
    "node": "22.21.0",
    "npm": "11.6.4",
    "typescript": "5.9.3",
    "python": "3.13.5",
    "git": "2.47.3"
  },
  "primaryAcceptanceProfile": {
    "machine": "Windows 11 x64 desktop",
    "interaction": "Windows UI automation or approved SSH fallback",
    "browserProfiles": [
      { "id": "chrome-stable-primary", "browser": "Google Chrome Stable", "versionPolicy": "exact-version-required-in-run-evidence" },
      { "id": "edge-stable-secondary", "browser": "Microsoft Edge Stable", "versionPolicy": "exact-version-required-in-run-evidence" },
      { "id": "firefox-secondary", "browser": "Mozilla Firefox current stable", "versionPolicy": "exact-version-required-in-run-evidence" }
    ],
    "fontProfile": ["Noto Sans", "Noto Sans CJK SC", "browser-default-fallback-only-when-diagnosed"],
    "paperProfile": { "size": "A4", "units": "mm", "orientation": "portrait", "printScale": "100%", "margins": "fixed-by-layout-contract" },
    "audioProfile": { "baseProbe": "Web Audio API oscillator", "externalSoundfont": false },
    "captureRequirements": ["browser-and-version", "os-and-version", "font-file-and-hash", "paper-printer-settings", "audio-device-or-event-capture"]
  },
  "status": "profile-locked; measured run evidence required before R0/R1 release"
}