Rebuild local Blender WASM environment and recovery evidence

tools/web/check-wbv2-p6-003-desktop.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+import hashlib
+import json
+import pathlib
+import sys
+
+import bpy
+
+
+def state():
+    scene = bpy.context.scene
+    receipt = bpy.data.texts.get("WBV2-P6-003-OfflineCiSbomRollbackReleaseReceipt")
+    cube = bpy.data.objects.get("WBV2P6003ReleaseReceiptCube")
+    if receipt is None or cube is None:
+        raise RuntimeError("release receipt fixture is missing receipt or cube")
+    return {"sceneId": "scene:" + scene.name, "cubeId": "object:" + cube.name, "receipt": json.loads(receipt.as_string())}
+
+
+def main():
+    arguments = sys.argv[sys.argv.index("--") + 1 :]
+    if len(arguments) != 2:
+        raise SystemExit("usage: blender -b --factory-startup --python check-wbv2-p6-003-desktop.py -- FIXTURE REPORT")
+    fixture, output = (pathlib.Path(value).resolve() for value in arguments)
+    bpy.ops.wm.open_mainfile(filepath=str(fixture), load_ui=False)
+    before = state()
+    temporary = fixture.with_name(f"{fixture.stem}-reopen.blend")
+    try:
+        bpy.ops.wm.save_as_mainfile(filepath=str(temporary), check_existing=False, compress=True)
+        bpy.ops.wm.open_mainfile(filepath=str(temporary), load_ui=False)
+        after = state()
+    finally:
+        temporary.unlink(missing_ok=True)
+    if before != after:
+        raise RuntimeError(f"release receipt save/reopen drift: {before} != {after}")
+    receipt = after["receipt"]
+    if receipt["ci"]["quick"]["status"] != "READY" or any(receipt["gates"][name]["status"] != "READY" for name in ("offlineReproducibility", "sbom", "rollback")):
+        raise RuntimeError("release gates must be READY")
+    report = {"schemaVersion": 1, "task": "WBV2-P6-003", "operation": "OFFLINE_CI_SBOM_ROLLBACK_RELEASE_DESKTOP", "fixtureSha256": hashlib.sha256(fixture.read_bytes()).hexdigest(), "state": after, "saveReopen": "EXACT", "blenderVersion": bpy.app.version_string}
+    output.parent.mkdir(parents=True, exist_ok=True)
+    output.write_text(json.dumps(report, indent=2, sort_keys=True) + "\n", encoding="utf-8")
+    print("wbv2-p6-003-desktop-ok ci=ready archives=2 sbom=ready rollback=ready saveReopen=exact")
+
+
+if __name__ == "__main__":
+    main()