{
  "format_version": 3,
  "product": "matrix-screen-controller-walnutpi",
  "software_version": "1.0.3",
  "bundle_path": "/opt/matrix-image-bootstrap/app/MSCBOOT.TGZ",
  "bundle_bytes": 76123924,
  "bundle_sha256": "74e90c7b93d3ffc55226d52bfb5cee214255704341ac40564cd9afc823b19616",
  "kernel_release": "6.1.31-matrix-axp313a1",
  "kernel_artifact": "axp313a-kernel-6.1.31-matrix-axp313a1.tar.gz",
  "kernel_artifact_bytes": 48665765,
  "kernel_artifact_sha256": "f2b557ce0874aca11aacaa4496ff1f3edfdb84d67ed537132f47d8f4432b8f6d",
  "kernel_unpacked_file_bytes": 160051604,
  "boot_required_bytes": 26279936,
  "boot_safety_bytes": 33554432,
  "created_at": "2026-08-25T08:17:48+00:00",
  "image_bytes": 3307208704,
  "image_sha256": "a5676576fb63a913ed9e40a02ce206e5ef71f47b1005a98a8758479b51413e0b",
  "artifact_type": "image",
  "notes": "修复 1.0.3 首次启动 FAT 空间不足：应用离线载荷迁入 rootfs，增加候选内核 boot 文件预算与 32 MiB 安全余量双重校验，并修复导出入口误加载 Pillow/FontTools。",
  "artifact": "matrix-screen-controller-1.0.3.img"
}