chore: checkpoint web Blender migration source, tools and docs

Accumulated uncommitted work: GHOST Web backend, WebGL/GPU web layer,
web workflow engine and protocol, tooling, docs and task records.
Large generated evidence, user-testing archives, build snapshots and
imported test assets remain untracked.

Co-Authored-By: Claude Code <noreply@anthropic.com>

web/tests/unit/execution-control-plane.test.mjs

@@ -12,7 +12,7 @@ test("execution control plane reports one queue pointer and capability throughpu
   ], { cwd: root, encoding: "utf8" });
   const report = JSON.parse(output);
   assert.equal(report.status, "PASS");
-  assert.equal(report.queue.currentTask, "WBV2-P0-002");
+  assert.ok(report.queue.activeCatalogTask === null || report.queue.currentTask === report.queue.activeCatalogTask);
   assert.equal(report.queue.parentNextTask, report.queue.currentTask);
   assert.equal(report.efficiency.capabilityClusters, 3);
   assert.ok(report.efficiency.averageGapsPerCapability >= 1);