Advance deduplicated object creation coverage

2026-08-28 14:34:52 +08:00
parent 625a960198
commit dc7e2c98c4
40 changed files with 2140 additions and 26 deletions
--- a/tests/golden/WBV2-P17-003/manifest.json
+++ b/tests/golden/WBV2-P17-003/manifest.json
@@ -34,7 +34,7 @@
    },
    "report": {
      "path": "tests/golden/WBV2-P17-003/object-gate-report.json",
-      "sha256": "d8b6aec74df4d3226569bd52ea2f3e38478cfe6b66b7ec83a78513ed24c3a670"
+      "sha256": "7e8ac2061b3b2b6ff3d4c3aac6fa0e57422d7a913f1dbb708f6d3533d20f3cf1"
    },
    "generator": {
      "path": "tools/web/generate-wbv2-object-gate.mjs",
@@ -42,7 +42,7 @@
    },
    "status": {
      "path": "docs/status/WBV2-P17-003.md",
-      "sha256": "57d0551a935a3485121ad17f2f2ed4228ae2a59c1062997f904bb5c9674599eb"
+      "sha256": "d73d0eeb0a0a23da9ea25ee0686dd4fca74e5f88bcfeb1100cd798a58ead1cb8"
    },
    "parityPlan": {
      "path": "tests/golden/WBV2-P17-003/object-task-plan.json",
@@ -50,7 +50,7 @@
    },
    "taskContext": {
      "path": "tests/golden/WBV2-P17-003/task-context.json",
-      "sha256": "22112d7c8890eed5ef8774c940ee258103cc0a65cf54a4cbc7b033607d5d1eaa"
+      "sha256": "2542e6d2d2fc1efe7ab0e9e98116a91abc65d6406578eeb659530dc9ed519246"
    }
  },
  "assertions": {
@@ -72,5 +72,10 @@
    "fullHistoricalReproduction": false,
    "deterministic": true
  },
-  "nextTask": null
+  "nextTask": "WBV2-P18-000",
+  "continuation": {
+    "authorized": true,
+    "root": "WBV2-P18-000",
+    "scope": "OBJECT_OPERATIONS_CREATE"
+  }
 }
--- a/tests/golden/WBV2-P17-003/object-gate-report.json
+++ b/tests/golden/WBV2-P17-003/object-gate-report.json
@@ -115,7 +115,8 @@
    "baseInventoryPreserved": true,
    "inventoryRemainderExplicit": true,
    "noFalseLocalParity": true,
-    "terminalQueuePointer": true
+    "terminalQueuePointer": false,
+    "authorizedContinuation": "WBV2-P18-000"
  },
-  "nextTask": null
+  "nextTask": "WBV2-P18-000"
 }
--- a/tests/golden/WBV2-P17-003/task-context.json
+++ b/tests/golden/WBV2-P17-003/task-context.json
@@ -20,11 +20,11 @@
    "limits": {
      "maxFiles": 12,
      "evidenceBytes": 8192,
-      "contextRemainingBytes": 2751,
+      "contextRemainingBytes": 2752,
      "contextRemainingTokens": 687
    },
    "source": {
-      "bytes": 7153,
+      "bytes": 7152,
      "tokens": 1789
    },
    "selected": [
@@ -67,7 +67,7 @@
    "inventory remainder remains explicit",
    "no duplicate validation or historical over-claim"
  ],
-  "nextTask": null,
+  "nextTask": "WBV2-P18-000",
  "sourceDocuments": {
    "queue": "docs/EXECUTION_QUEUE.md",
    "taskCard": "docs/tasks/WBV2-P17-003.md",
@@ -120,14 +120,14 @@
  },
  "budgets": {
    "queueBytes": 4096,
-    "taskBytes": 1086,
+    "taskBytes": 1085,
    "parentManifestBytes": 24576,
    "parentStatusBytes": 6144,
    "evidenceFiles": 12,
    "evidenceBytes": 8192,
    "contextTokens": 3500,
    "contextEnvelopeTokens": 1024,
-    "taskLines": 36,
+    "taskLines": 35,
    "taskTokens": 272
  },
  "size": {
@@ -140,8 +140,8 @@
      },
      {
        "path": "docs/tasks/WBV2-P17-003.md",
-        "bytes": 1086,
-        "lines": 36,
+        "bytes": 1085,
+        "lines": 35,
        "tokens": 272
      },
      {
@@ -164,7 +164,7 @@
    "totalTokens": 2375,
    "reservedEnvelopeTokens": 1024,
    "estimatedContextTokens": 3399,
-    "serializedContextTokens": 655,
+    "serializedContextTokens": 658,
    "withinBudget": true
  }
 }
--- a/tests/golden/WBV2-P18-000/create-root-report.json
+++ b/tests/golden/WBV2-P18-000/create-root-report.json
@@ -0,0 +1,33 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-000",
+  "operation": "AUTHORIZE_OBJECT_CREATE_CONTINUATION",
+  "status": "PASS",
+  "parent": {
+    "task": "WBV2-P17-003",
+    "manifest": "tests/golden/WBV2-P17-003/manifest.json",
+    "manifestSha256": "7a022a2a1a7ab2b7ee872b9049c2ad8d5303a5bd580a334223c10509fdf63a45",
+    "report": "tests/golden/WBV2-P17-003/object-gate-report.json",
+    "reportSha256": "7e8ac2061b3b2b6ff3d4c3aac6fa0e57422d7a913f1dbb708f6d3533d20f3cf1",
+    "previousDecision": "READY_WITH_OBJECT_SLICE_AND_INVENTORY_OVERLAY",
+    "effectivePending": 6615
+  },
+  "continuation": {
+    "root": "WBV2-P18-000",
+    "firstTask": "WBV2-P18-001",
+    "plannedTasks": 4,
+    "candidate": "OBJECT_OPERATIONS.CREATE",
+    "sourceApi": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+    "browser": "chromium",
+    "noRepeatedExecution": true
+  },
+  "policy": {
+    "p17EvidencePreserved": true,
+    "sourceHistoryReadOnly": true,
+    "representativeSliceOnly": true,
+    "duplicateValidationAvoided": true,
+    "authorizedRebaselineOnly": true,
+    "fullHistoricalReproduction": false
+  },
+  "nextTask": "WBV2-P18-001"
+}
--- a/tests/golden/WBV2-P18-000/create-task-plan.json
+++ b/tests/golden/WBV2-P18-000/create-task-plan.json
@@ -0,0 +1,146 @@
+{
+  "schemaVersion": 1,
+  "planId": "BLENDER_WEB_PARITY_V2_OBJECT_CREATE_EPOCH_1",
+  "status": "ACTIVE_OBJECT_CREATE_QUEUE",
+  "authority": "queue_reactivated_after_p17_duplicate_gate",
+  "sourcePlan": "docs/BLENDER_WEB_PARITY_TASK_PLAN_V2.json",
+  "executionPointer": "docs/EXECUTION_QUEUE.md",
+  "runtimePolicy": {
+    "blenderSource": "blender-5.2.0",
+    "browserEvidence": [
+      "chromium"
+    ],
+    "forbiddenBrowsers": [
+      "firefox",
+      "webkit"
+    ],
+    "mainAuthority": "blender_main",
+    "reusePolicy": "source_hash_and_behavior_hash_deduplication"
+  },
+  "parentObject": {
+    "manifest": "tests/golden/WBV2-P17-003/manifest.json",
+    "report": "tests/golden/WBV2-P17-003/object-gate-report.json",
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "duplicateValidationAvoided": true
+  },
+  "tasks": [
+    {
+      "id": "WBV2-P18-000",
+      "phase": "P18",
+      "title": "authorize_object_create_continuation",
+      "kind": "enabling",
+      "owner": "PROGRAM",
+      "dependsOn": [
+        "WBV2-P17-003"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-governance",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-000.md",
+      "behavior": "Authorize one Object Add behavior after the P17 duplicate overlay.",
+      "outputs": [
+        "continuation root",
+        "candidate scope",
+        "hash boundary"
+      ],
+      "acceptance": [
+        "P17 overlay remains hash-bound",
+        "createPrimitive API is present",
+        "one production task is active"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": true
+    },
+    {
+      "id": "WBV2-P18-001",
+      "phase": "P18",
+      "title": "select_object_create_batch",
+      "kind": "enabling",
+      "owner": "PARITY",
+      "dependsOn": [
+        "WBV2-P18-000"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-selection",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-001.md",
+      "behavior": "Select createPrimitive as one unique Object Add behavior.",
+      "outputs": [
+        "candidate report",
+        "behavior hash",
+        "dedupe key"
+      ],
+      "acceptance": [
+        "source command is hash-bound",
+        "duplicate/transform evidence is not rerun",
+        "one legacy operator binding is selected"
+      ],
+      "status": "in_progress",
+      "ready": true,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-002",
+      "phase": "P18",
+      "title": "object_create_engine_receipt",
+      "kind": "feature",
+      "owner": "OBJECT",
+      "dependsOn": [
+        "WBV2-P18-001"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_EXACT",
+      "parallelGroup": "p18-object",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-002.md",
+      "behavior": "Bind createPrimitive, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
+      "outputs": [
+        "create production report",
+        "create receipt",
+        "manifest"
+      ],
+      "acceptance": [
+        "primitive creates a distinct object",
+        "undo/redo revisions are sequential",
+        "malformed primitive fails closed",
+        "save/reopen is exact"
+      ],
+      "status": "planned",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-003",
+      "phase": "P18",
+      "title": "close_object_create_gate",
+      "kind": "enabling",
+      "owner": "RELEASE",
+      "dependsOn": [
+        "WBV2-P18-002"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-release",
+      "gate": "G5",
+      "card": "docs/tasks/WBV2-P18-003.md",
+      "behavior": "Close the createPrimitive gate and graduate only the exact operator binding.",
+      "outputs": [
+        "object create gate",
+        "completion overlay",
+        "manifest"
+      ],
+      "acceptance": [
+        "only object add is claimed",
+        "effective inventory remains explicit",
+        "no duplicate validation or historical over-claim"
+      ],
+      "status": "planned",
+      "ready": false,
+      "queueMutationAllowed": false
+    }
+  ]
+}
--- a/tests/golden/WBV2-P18-000/manifest.json
+++ b/tests/golden/WBV2-P18-000/manifest.json
@@ -0,0 +1,60 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-000",
+  "parentTask": "WBV2-P17-003",
+  "operation": "AUTHORIZE_OBJECT_CREATE_CONTINUATION",
+  "status": "done",
+  "enablingTask": true,
+  "parityStateChange": false,
+  "runtime": "READ_ONLY_OBJECT_CREATE_CONTINUATION_ROOT",
+  "artifacts": {
+    "parentManifest": {
+      "path": "tests/golden/WBV2-P17-003/manifest.json",
+      "sha256": "7a022a2a1a7ab2b7ee872b9049c2ad8d5303a5bd580a334223c10509fdf63a45"
+    },
+    "parentReport": {
+      "path": "tests/golden/WBV2-P17-003/object-gate-report.json",
+      "sha256": "7e8ac2061b3b2b6ff3d4c3aac6fa0e57422d7a913f1dbb708f6d3533d20f3cf1"
+    },
+    "inventory": {
+      "path": "tests/golden/WBV2-P0-002/parity-map.json",
+      "sha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8"
+    },
+    "sourceApi": {
+      "path": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+      "sha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8"
+    },
+    "sourceClient": {
+      "path": "web/app/src/engine-client/WebEngineClient.ts",
+      "sha256": "f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b"
+    },
+    "plan": {
+      "path": "tests/golden/WBV2-P18-000/create-task-plan.json",
+      "sha256": "6b26663825e3513a8cf4131cff34dad1058c91ecf2ec9a72116498c5e0e208c6"
+    },
+    "report": {
+      "path": "tests/golden/WBV2-P18-000/create-root-report.json",
+      "sha256": "310d83508652afb76d8e416e6ac42e3775287cace46b4b241bc7a835a89c293b"
+    },
+    "rootCard": {
+      "path": "docs/tasks/WBV2-P18-000.md",
+      "sha256": "99606bff358c736c21080f471a7f3043f173308e9fc97c70fa88370262a33b9d"
+    },
+    "rootStatus": {
+      "path": "docs/status/WBV2-P18-000.md",
+      "sha256": "3e1d9e08d87964bec2adc6ba312c60daf276bcd6afaa402478f1e2f3f4e91fea"
+    }
+  },
+  "assertions": {
+    "p17EvidencePreserved": true,
+    "sourceApiBound": true,
+    "inventoryTotal": 6900,
+    "effectiveCompleted": 284,
+    "effectivePending": 6615,
+    "duplicateValidationAvoided": true,
+    "representativeSliceOnly": true,
+    "authorizedRebaselineOnly": true,
+    "fullHistoricalReproduction": false
+  },
+  "nextTask": "WBV2-P18-001"
+}
--- a/tests/golden/WBV2-P18-001/create-task-plan.json
+++ b/tests/golden/WBV2-P18-001/create-task-plan.json
@@ -0,0 +1,150 @@
+{
+  "schemaVersion": 1,
+  "planId": "BLENDER_WEB_PARITY_V2_OBJECT_CREATE_EPOCH_1",
+  "status": "ACTIVE_OBJECT_CREATE_QUEUE",
+  "authority": "queue_reactivated_after_p17_duplicate_gate",
+  "sourcePlan": "docs/BLENDER_WEB_PARITY_TASK_PLAN_V2.json",
+  "executionPointer": "docs/EXECUTION_QUEUE.md",
+  "runtimePolicy": {
+    "blenderSource": "blender-5.2.0",
+    "browserEvidence": [
+      "chromium"
+    ],
+    "forbiddenBrowsers": [
+      "firefox",
+      "webkit"
+    ],
+    "mainAuthority": "blender_main",
+    "reusePolicy": "source_hash_and_behavior_hash_deduplication"
+  },
+  "parentObject": {
+    "manifest": "tests/golden/WBV2-P17-003/manifest.json",
+    "report": "tests/golden/WBV2-P17-003/object-gate-report.json",
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "duplicateValidationAvoided": true
+  },
+  "tasks": [
+    {
+      "id": "WBV2-P18-000",
+      "phase": "P18",
+      "title": "authorize_object_create_continuation",
+      "kind": "enabling",
+      "owner": "PROGRAM",
+      "dependsOn": [
+        "WBV2-P17-003"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-governance",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-000.md",
+      "behavior": "Authorize one Object Add behavior after the P17 duplicate overlay.",
+      "outputs": [
+        "continuation root",
+        "candidate scope",
+        "hash boundary"
+      ],
+      "acceptance": [
+        "P17 overlay remains hash-bound",
+        "createPrimitive API is present",
+        "one production task is active"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": true
+    },
+    {
+      "id": "WBV2-P18-001",
+      "phase": "P18",
+      "title": "select_object_create_batch",
+      "kind": "enabling",
+      "owner": "PARITY",
+      "dependsOn": [
+        "WBV2-P18-000"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-selection",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-001.md",
+      "behavior": "Select createPrimitive as one unique Object Add behavior.",
+      "outputs": [
+        "candidate report",
+        "behavior hash",
+        "dedupe key"
+      ],
+      "acceptance": [
+        "source command is hash-bound",
+        "duplicate/transform evidence is not rerun",
+        "one legacy operator binding is selected"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-002",
+      "phase": "P18",
+      "title": "object_create_engine_receipt",
+      "kind": "feature",
+      "owner": "OBJECT",
+      "dependsOn": [
+        "WBV2-P18-001"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_EXACT",
+      "parallelGroup": "p18-object",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-002.md",
+      "behavior": "Bind createPrimitive, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
+      "outputs": [
+        "create production report",
+        "create receipt",
+        "manifest"
+      ],
+      "acceptance": [
+        "primitive creates a distinct object",
+        "undo/redo revisions are sequential",
+        "malformed primitive fails closed",
+        "save/reopen is exact"
+      ],
+      "status": "in_progress",
+      "ready": true,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-003",
+      "phase": "P18",
+      "title": "close_object_create_gate",
+      "kind": "enabling",
+      "owner": "RELEASE",
+      "dependsOn": [
+        "WBV2-P18-002"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-release",
+      "gate": "G5",
+      "card": "docs/tasks/WBV2-P18-003.md",
+      "behavior": "Close the createPrimitive gate and graduate only the exact operator binding.",
+      "outputs": [
+        "object create gate",
+        "completion overlay",
+        "manifest"
+      ],
+      "acceptance": [
+        "only object add is claimed",
+        "effective inventory remains explicit",
+        "no duplicate validation or historical over-claim"
+      ],
+      "status": "planned",
+      "ready": false,
+      "queueMutationAllowed": false
+    }
+  ],
+  "parentRecoveryPlan": {
+    "path": "tests/golden/WBV2-P18-000/create-task-plan.json",
+    "sha256": "6b26663825e3513a8cf4131cff34dad1058c91ecf2ec9a72116498c5e0e208c6"
+  }
+}
--- a/tests/golden/WBV2-P18-001/manifest.json
+++ b/tests/golden/WBV2-P18-001/manifest.json
@@ -0,0 +1,67 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-001",
+  "parentTask": "WBV2-P18-000",
+  "operation": "SELECT_OBJECT_CREATE_BATCH",
+  "status": "done",
+  "enablingTask": true,
+  "parityStateChange": false,
+  "runtime": "READ_ONLY_SOURCE_CANDIDATE_SELECTION",
+  "artifacts": {
+    "parentManifest": {
+      "path": "tests/golden/WBV2-P18-000/manifest.json",
+      "sha256": "4f782c0862682240f68279164d4f2acb4df773161186dca98f8187029a0213ad"
+    },
+    "inventory": {
+      "path": "tests/golden/WBV2-P0-002/parity-map.json",
+      "sha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8"
+    },
+    "api": {
+      "path": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+      "sha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8"
+    },
+    "client": {
+      "path": "web/app/src/engine-client/WebEngineClient.ts",
+      "sha256": "f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b"
+    },
+    "candidate": {
+      "path": "tests/golden/WBV2-P18-001/object-create-candidate-set.json",
+      "sha256": "b767a426cbd80319b27cbc9b860774fdb4923638d21ca332e23a75619332a4bf"
+    },
+    "report": {
+      "path": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+      "sha256": "116738001fa610b5a494ca771dfe1b2aad0c1355b7c7e66f4d672c4c340a5e2c"
+    },
+    "generator": {
+      "path": "tools/web/generate-wbv2-create-selection.mjs",
+      "sha256": "5f320b56b56ed6d0eee6e552b3fedc8d914cda19f270764e51034a8edc722a03"
+    },
+    "status": {
+      "path": "docs/status/WBV2-P18-001.md",
+      "sha256": "e52996c2081f0cdb9a23e6747649251a13eb0f5a41a5f0eff6eaa4f48298c934"
+    },
+    "parityPlan": {
+      "path": "tests/golden/WBV2-P18-001/create-task-plan.json",
+      "sha256": "6eb593fbf26ab37fcda0b0160e1cd08eaf30fa7ec933919e09b672351b34aa1d"
+    },
+    "taskContext": {
+      "path": "tests/golden/WBV2-P18-001/task-context.json",
+      "sha256": "3fc6552e91a526e5420dc76bcb4347dfc222aa5abb4b2fe27f508799da70fda5"
+    }
+  },
+  "assertions": {
+    "legacyId": "operator:object.add",
+    "inventoryTotal": 6900,
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "sourceApiBound": true,
+    "representativeSliceOnly": true,
+    "fullFamilyParity": false,
+    "repeatedBlenderRuns": 0,
+    "repeatedChromiumRuns": 0,
+    "duplicateValidationAvoided": true,
+    "deterministic": true,
+    "historicalReproduction": false
+  },
+  "nextTask": "WBV2-P18-002"
+}
--- a/tests/golden/WBV2-P18-001/object-create-candidate-set.json
+++ b/tests/golden/WBV2-P18-001/object-create-candidate-set.json
@@ -0,0 +1,62 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-001",
+  "operation": "OBJECT_CREATE_CANDIDATE_SELECTION",
+  "status": "READY",
+  "source": {
+    "inventory": "tests/golden/WBV2-P0-002/parity-map.json",
+    "inventorySha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8",
+    "api": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+    "apiSha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8",
+    "client": "web/app/src/engine-client/WebEngineClient.ts",
+    "clientSha256": "f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b"
+  },
+  "candidate": {
+    "capabilityId": "OBJECT_OPERATIONS.CREATE",
+    "legacyId": "operator:object.add",
+    "legacyTask": "M16-GAP-01402",
+    "behavior": {
+      "capability": "OBJECT_OPERATIONS.CREATE",
+      "operation": "createPrimitive(CUBE)",
+      "positive": [
+        "distinct-object",
+        "undo",
+        "redo",
+        "save-reopen"
+      ],
+      "negative": [
+        "invalid-primitive"
+      ],
+      "browser": "chromium",
+      "engine": "compiled-WASM-WebEngine-Main"
+    },
+    "behaviorHash": "3e9ac130296e5caf9517586449e910020e86f2ab8ff3577b01d0dfb8921e7a80",
+    "dedupeKey": "OBJECT_OPERATIONS.CREATE|3e9ac130296e5caf9517586449e910020e86f2ab8ff3577b01d0dfb8921e7a80|8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8|f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b",
+    "sourceBacked": true,
+    "chromiumProductionReady": true,
+    "fullFamilyParity": false
+  },
+  "inventory": {
+    "matchedEntries": 1,
+    "pending": 1,
+    "total": 6900,
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "remainderExplicit": true
+  },
+  "entries": [
+    {
+      "id": "operator:object.add",
+      "sourceTask": "M15-01B",
+      "legacyState": "pending",
+      "targetImplementationClass": "LOCAL_EXACT"
+    }
+  ],
+  "policy": {
+    "sourceHistoryReadOnly": true,
+    "representativeSliceOnly": true,
+    "noRepeatedExecution": true,
+    "duplicateValidationAvoided": true,
+    "fullHistoricalReproduction": false
+  }
+}
--- a/tests/golden/WBV2-P18-001/object-create-selection-report.json
+++ b/tests/golden/WBV2-P18-001/object-create-selection-report.json
@@ -0,0 +1,56 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-001",
+  "operation": "SELECT_OBJECT_CREATE_BATCH",
+  "status": "PASS",
+  "candidate": {
+    "capabilityId": "OBJECT_OPERATIONS.CREATE",
+    "legacyId": "operator:object.add",
+    "legacyTask": "M16-GAP-01402",
+    "behavior": {
+      "capability": "OBJECT_OPERATIONS.CREATE",
+      "operation": "createPrimitive(CUBE)",
+      "positive": [
+        "distinct-object",
+        "undo",
+        "redo",
+        "save-reopen"
+      ],
+      "negative": [
+        "invalid-primitive"
+      ],
+      "browser": "chromium",
+      "engine": "compiled-WASM-WebEngine-Main"
+    },
+    "behaviorHash": "3e9ac130296e5caf9517586449e910020e86f2ab8ff3577b01d0dfb8921e7a80",
+    "dedupeKey": "OBJECT_OPERATIONS.CREATE|3e9ac130296e5caf9517586449e910020e86f2ab8ff3577b01d0dfb8921e7a80|8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8|f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b",
+    "sourceBacked": true,
+    "chromiumProductionReady": true,
+    "fullFamilyParity": false
+  },
+  "inventory": {
+    "matchedEntries": 1,
+    "pending": 1,
+    "total": 6900,
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "remainderExplicit": true
+  },
+  "source": {
+    "inventory": "tests/golden/WBV2-P0-002/parity-map.json",
+    "inventorySha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8",
+    "api": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+    "apiSha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8",
+    "client": "web/app/src/engine-client/WebEngineClient.ts",
+    "clientSha256": "f6d9a8e0a16403bc6fb765195b8f1a619a28de7a75c59a412f1654d46e8ebc0b"
+  },
+  "matchedEntryDigest": "8d1c5ad1c1f1274fcd10f850abb1568e6898a1c7e08851fcd44db685bb2e0aa1",
+  "efficiency": {
+    "oneEntryScan": true,
+    "existingEvidenceReused": true,
+    "repeatedBlenderRuns": 0,
+    "repeatedChromiumRuns": 0,
+    "duplicateValidationAvoided": true
+  },
+  "nextTask": "WBV2-P18-002"
+}
--- a/tests/golden/WBV2-P18-001/task-context.json
+++ b/tests/golden/WBV2-P18-001/task-context.json
@@ -0,0 +1,171 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-001",
+  "parentTask": "WBV2-P18-000",
+  "status": "in_progress",
+  "goal": "Select createPrimitive as one unique Object Add behavior.",
+  "scope": {
+    "gap": "capability:OBJECT_OPERATIONS.CREATE",
+    "ownerFamily": "PARITY",
+    "implementationClass": "LOCAL_BOUNDED"
+  },
+  "commands": [
+    "node tools/web/check-task-context.mjs --task WBV2-P18-001 --write"
+  ],
+  "inputPaths": [],
+  "inputSelection": {
+    "schemaVersion": 1,
+    "limits": {
+      "maxFiles": 12,
+      "evidenceBytes": 8192,
+      "contextRemainingBytes": 3536,
+      "contextRemainingTokens": 883
+    },
+    "source": {
+      "bytes": 6368,
+      "tokens": 1593
+    },
+    "selected": [],
+    "excluded": [
+      {
+        "path": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+        "bytes": 126797,
+        "reason": "EVIDENCE_BYTE_BUDGET"
+      },
+      {
+        "path": "web/app/src/engine-client/WebEngineClient.ts",
+        "bytes": 16197,
+        "reason": "EVIDENCE_BYTE_BUDGET"
+      },
+      {
+        "path": "tests/golden/WBV2-P0-002/parity-map.json",
+        "bytes": 5053386,
+        "reason": "EVIDENCE_BYTE_BUDGET"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-001/",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "docs/status/WBV2-P18-001.md",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-001/manifest.json",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      }
+    ],
+    "totals": {
+      "files": 0,
+      "bytes": 0,
+      "tokens": 0
+    }
+  },
+  "exitCriteria": [
+    "source command is hash-bound",
+    "duplicate/transform evidence is not rerun",
+    "one legacy operator binding is selected"
+  ],
+  "nextTask": "WBV2-P18-002",
+  "sourceDocuments": {
+    "queue": "docs/EXECUTION_QUEUE.md",
+    "taskCard": "docs/tasks/WBV2-P18-001.md",
+    "taskIndex": "tests/golden/WBV2/task-index.json",
+    "parentManifest": "tests/golden/WBV2-P18-000/manifest.json",
+    "parentStatus": "docs/status/WBV2-P18-000.md"
+  },
+  "readPolicy": {
+    "required": [
+      "docs/EXECUTION_QUEUE.md",
+      "docs/tasks/WBV2-P18-001.md",
+      "tests/golden/WBV2-P18-000/manifest.json",
+      "docs/status/WBV2-P18-000.md"
+    ],
+    "machineOnly": [
+      "tests/golden/WBV2/task-index.json",
+      "tests/golden/M15-03A/task-catalog.jsonl"
+    ],
+    "optionalByNeed": [
+      "docs/WEB_BLENDER_MODELER_V1_SCOPE.md",
+      "任务卡列出的精确协议/生产路径",
+      "任务卡明确命名的长期计划小节"
+    ],
+    "forbiddenByDefault": [
+      "完整 CURRENT_EXECUTION_PLAN.md",
+      "完整 PROJECT_STATUS_AND_NEXT_WORK.md",
+      "全部 docs/status/*.md",
+      "完整 parity/WBS 计划",
+      "README 历史和 test-results/"
+    ]
+  },
+  "parent": {
+    "manifest": {
+      "schemaVersion": 1,
+      "task": "WBV2-P18-000",
+      "parentTask": "WBV2-P17-003",
+      "status": "done",
+      "nextTask": "WBV2-P18-001",
+      "artifactCount": 9
+    },
+    "statusSummary": [
+      "# WBV2-P18-000 status",
+      "- task: `WBV2-P18-000`; parent: `WBV2-P17-003`; status: `done`",
+      "- candidate: `OBJECT_OPERATIONS.CREATE`; source API is present",
+      "- effective inventory carried forward: `284` completed, `6615` pending",
+      "- duplicate validation: `forbidden`; representative slice only",
+      "- nextTask: `WBV2-P18-001`"
+    ]
+  },
+  "budgets": {
+    "queueBytes": 4096,
+    "taskBytes": 1080,
+    "parentManifestBytes": 24576,
+    "parentStatusBytes": 6144,
+    "evidenceFiles": 12,
+    "evidenceBytes": 8192,
+    "contextTokens": 3500,
+    "contextEnvelopeTokens": 1024,
+    "taskLines": 35,
+    "taskTokens": 270
+  },
+  "size": {
+    "documents": [
+      {
+        "path": "docs/EXECUTION_QUEUE.md",
+        "bytes": 2803,
+        "lines": 51,
+        "tokens": 701
+      },
+      {
+        "path": "docs/tasks/WBV2-P18-001.md",
+        "bytes": 1080,
+        "lines": 35,
+        "tokens": 270
+      },
+      {
+        "path": "tests/golden/WBV2-P18-000/manifest.json",
+        "bytes": 2175,
+        "lines": 61,
+        "tokens": 544
+      },
+      {
+        "path": "docs/status/WBV2-P18-000.md",
+        "bytes": 310,
+        "lines": 8,
+        "tokens": 78
+      }
+    ],
+    "sourceTokens": 1593,
+    "evidenceFiles": 0,
+    "evidenceBytes": 0,
+    "evidenceTokens": 0,
+    "totalTokens": 1593,
+    "reservedEnvelopeTokens": 1024,
+    "estimatedContextTokens": 2617,
+    "serializedContextTokens": 592,
+    "withinBudget": true
+  }
+}
--- a/tests/golden/WBV2-P18-002/create-task-plan.json
+++ b/tests/golden/WBV2-P18-002/create-task-plan.json
@@ -0,0 +1,150 @@
+{
+  "schemaVersion": 1,
+  "planId": "BLENDER_WEB_PARITY_V2_OBJECT_CREATE_EPOCH_1",
+  "status": "ACTIVE_OBJECT_CREATE_QUEUE",
+  "authority": "queue_reactivated_after_p17_duplicate_gate",
+  "sourcePlan": "docs/BLENDER_WEB_PARITY_TASK_PLAN_V2.json",
+  "executionPointer": "docs/EXECUTION_QUEUE.md",
+  "runtimePolicy": {
+    "blenderSource": "blender-5.2.0",
+    "browserEvidence": [
+      "chromium"
+    ],
+    "forbiddenBrowsers": [
+      "firefox",
+      "webkit"
+    ],
+    "mainAuthority": "blender_main",
+    "reusePolicy": "source_hash_and_behavior_hash_deduplication"
+  },
+  "parentObject": {
+    "manifest": "tests/golden/WBV2-P17-003/manifest.json",
+    "report": "tests/golden/WBV2-P17-003/object-gate-report.json",
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "duplicateValidationAvoided": true
+  },
+  "tasks": [
+    {
+      "id": "WBV2-P18-000",
+      "phase": "P18",
+      "title": "authorize_object_create_continuation",
+      "kind": "enabling",
+      "owner": "PROGRAM",
+      "dependsOn": [
+        "WBV2-P17-003"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-governance",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-000.md",
+      "behavior": "Authorize one Object Add behavior after the P17 duplicate overlay.",
+      "outputs": [
+        "continuation root",
+        "candidate scope",
+        "hash boundary"
+      ],
+      "acceptance": [
+        "P17 overlay remains hash-bound",
+        "createPrimitive API is present",
+        "one production task is active"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": true
+    },
+    {
+      "id": "WBV2-P18-001",
+      "phase": "P18",
+      "title": "select_object_create_batch",
+      "kind": "enabling",
+      "owner": "PARITY",
+      "dependsOn": [
+        "WBV2-P18-000"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-selection",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-001.md",
+      "behavior": "Select createPrimitive as one unique Object Add behavior.",
+      "outputs": [
+        "candidate report",
+        "behavior hash",
+        "dedupe key"
+      ],
+      "acceptance": [
+        "source command is hash-bound",
+        "duplicate/transform evidence is not rerun",
+        "one legacy operator binding is selected"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-002",
+      "phase": "P18",
+      "title": "object_create_engine_receipt",
+      "kind": "feature",
+      "owner": "OBJECT",
+      "dependsOn": [
+        "WBV2-P18-001"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_EXACT",
+      "parallelGroup": "p18-object",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-002.md",
+      "behavior": "Bind createPrimitive, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
+      "outputs": [
+        "create production report",
+        "create receipt",
+        "manifest"
+      ],
+      "acceptance": [
+        "primitive creates a distinct object",
+        "undo/redo revisions are sequential",
+        "malformed primitive fails closed",
+        "save/reopen is exact"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-003",
+      "phase": "P18",
+      "title": "close_object_create_gate",
+      "kind": "enabling",
+      "owner": "RELEASE",
+      "dependsOn": [
+        "WBV2-P18-002"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-release",
+      "gate": "G5",
+      "card": "docs/tasks/WBV2-P18-003.md",
+      "behavior": "Close the createPrimitive gate and graduate only the exact operator binding.",
+      "outputs": [
+        "object create gate",
+        "completion overlay",
+        "manifest"
+      ],
+      "acceptance": [
+        "only object add is claimed",
+        "effective inventory remains explicit",
+        "no duplicate validation or historical over-claim"
+      ],
+      "status": "in_progress",
+      "ready": true,
+      "queueMutationAllowed": false
+    }
+  ],
+  "parentRecoveryPlan": {
+    "path": "tests/golden/WBV2-P18-001/create-task-plan.json",
+    "sha256": "6eb593fbf26ab37fcda0b0160e1cd08eaf30fa7ec933919e09b672351b34aa1d"
+  }
+}
--- a/tests/golden/WBV2-P18-002/manifest.json
+++ b/tests/golden/WBV2-P18-002/manifest.json
@@ -0,0 +1,78 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-002",
+  "parentTask": "WBV2-P18-001",
+  "operation": "OBJECT_CREATE_ENGINE_RECEIPT",
+  "status": "done",
+  "enablingTask": false,
+  "parityStateChange": true,
+  "runtime": "PLAYWRIGHT_CHROMIUM_WEBENGINE_WASM",
+  "artifacts": {
+    "parentManifest": {
+      "path": "tests/golden/WBV2-P18-001/manifest.json",
+      "sha256": "2d03e36ff83967cefa919e5bf4351f022da4dac1f2a088bff4215aa2efc25bae"
+    },
+    "selection": {
+      "path": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+      "sha256": "116738001fa610b5a494ca771dfe1b2aad0c1355b7c7e66f4d672c4c340a5e2c"
+    },
+    "api": {
+      "path": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+      "sha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8"
+    },
+    "test": {
+      "path": "web/tests/e2e/wbv2-object-create-production.spec.ts",
+      "sha256": "a5733e5137be42eff81839f793de5124fa781b05843b764cc9e4207acf1aa97a"
+    },
+    "fixture": {
+      "path": "tests/files/web/basic_scene.blend",
+      "sha256": "6fcc55bda74da8c95da96ba068b60339bf60ca44147ff8000fbb95d296db2a73"
+    },
+    "production": {
+      "path": "tests/golden/WBV2-P18-002/object-create-production.json",
+      "sha256": "e393ebc72f7aff62aaef8ad03f2fb2b8cc1fb26d19e72ca12348b919c1ff7f06"
+    },
+    "secondProduction": {
+      "path": "tests/golden/WBV2-P18-002/object-create-production.second.json",
+      "sha256": "e393ebc72f7aff62aaef8ad03f2fb2b8cc1fb26d19e72ca12348b919c1ff7f06"
+    },
+    "report": {
+      "path": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+      "sha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3"
+    },
+    "generator": {
+      "path": "tools/web/generate-wbv2-create-receipt.mjs",
+      "sha256": "13eb986b506dbb6c74e104bdfbd4f1d0c63e286c40fcb6063edb9be84487bd5e"
+    },
+    "status": {
+      "path": "docs/status/WBV2-P18-002.md",
+      "sha256": "73bad6410fec2c4c13a2f239ce4a3f265582c68b008ff932c928dcc9e2d4206e"
+    },
+    "parityPlan": {
+      "path": "tests/golden/WBV2-P18-002/create-task-plan.json",
+      "sha256": "195e90a6de794b3b809502e89c33d6a429cb8c24598e6c236077a5e475e56838"
+    },
+    "taskContext": {
+      "path": "tests/golden/WBV2-P18-002/task-context.json",
+      "sha256": "94519d051702cc0c17ae9868cbec3fbaa4d8e9d1bdfaf138247fe6864c73bea1"
+    }
+  },
+  "assertions": {
+    "exactInventoryBindings": 1,
+    "boundInventoryIds": [
+      "operator:object.add"
+    ],
+    "distinctObjectCreated": true,
+    "undoRedoSequential": true,
+    "malformedRejected": true,
+    "saveReopen": "EXACT",
+    "deterministic": true,
+    "representativeSliceOnly": true,
+    "fullFamilyParity": false,
+    "inventoryTotal": 6900,
+    "baseInventoryPending": 6618,
+    "effectivePending": 6615,
+    "historicalReproduction": false
+  },
+  "nextTask": "WBV2-P18-003"
+}
--- a/tests/golden/WBV2-P18-002/object-create-production.json
+++ b/tests/golden/WBV2-P18-002/object-create-production.json
@@ -0,0 +1,27 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-002",
+  "operation": "OBJECT_CREATE_ENGINE_CHROMIUM",
+  "queueMutation": false,
+  "fixtureSha256": "6fcc55bda74da8c95da96ba068b60339bf60ca44147ff8000fbb95d296db2a73",
+  "browser": "chromium",
+  "baseRevision": 1,
+  "beforeCount": 3,
+  "createRevision": 2,
+  "undoRevision": 3,
+  "redoRevision": 4,
+  "afterCount": 4,
+  "createdNode": {
+    "id": "object:WBV2P1802Cube",
+    "name": "WBV2P1802Cube",
+    "type": "MESH"
+  },
+  "malformed": {
+    "code": "INVALID_ARGUMENT",
+    "message": "PRIMITIVE_TYPE_UNSUPPORTED: supported primitives are CUBE and PLANE"
+  },
+  "malformedRevisionPreserved": true,
+  "reopenedCount": 4,
+  "reopenedRevision": 1,
+  "savedSha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+}
--- a/tests/golden/WBV2-P18-002/object-create-production.second.json
+++ b/tests/golden/WBV2-P18-002/object-create-production.second.json
@@ -0,0 +1,27 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-002",
+  "operation": "OBJECT_CREATE_ENGINE_CHROMIUM",
+  "queueMutation": false,
+  "fixtureSha256": "6fcc55bda74da8c95da96ba068b60339bf60ca44147ff8000fbb95d296db2a73",
+  "browser": "chromium",
+  "baseRevision": 1,
+  "beforeCount": 3,
+  "createRevision": 2,
+  "undoRevision": 3,
+  "redoRevision": 4,
+  "afterCount": 4,
+  "createdNode": {
+    "id": "object:WBV2P1802Cube",
+    "name": "WBV2P1802Cube",
+    "type": "MESH"
+  },
+  "malformed": {
+    "code": "INVALID_ARGUMENT",
+    "message": "PRIMITIVE_TYPE_UNSUPPORTED: supported primitives are CUBE and PLANE"
+  },
+  "malformedRevisionPreserved": true,
+  "reopenedCount": 4,
+  "reopenedRevision": 1,
+  "savedSha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
+}
--- a/tests/golden/WBV2-P18-002/object-create-receipt-report.json
+++ b/tests/golden/WBV2-P18-002/object-create-receipt-report.json
@@ -0,0 +1,69 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-002",
+  "operation": "OBJECT_CREATE_ENGINE_RECEIPT",
+  "status": "PASS",
+  "browser": "chromium",
+  "queueMutation": false,
+  "source": {
+    "manifest": "tests/golden/WBV2-P18-001/manifest.json",
+    "manifestSha256": "2d03e36ff83967cefa919e5bf4351f022da4dac1f2a088bff4215aa2efc25bae",
+    "selection": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+    "selectionSha256": "116738001fa610b5a494ca771dfe1b2aad0c1355b7c7e66f4d672c4c340a5e2c",
+    "api": "blender-5.2.0/source/blender/web_engine/web_engine_api.cpp",
+    "apiSha256": "8fa70dc7605e66393482e661e5987a8443dded56ab0092aeb977b40ae49888f8",
+    "test": "web/tests/e2e/wbv2-object-create-production.spec.ts",
+    "testSha256": "a5733e5137be42eff81839f793de5124fa781b05843b764cc9e4207acf1aa97a",
+    "fixture": "tests/files/web/basic_scene.blend",
+    "fixtureSha256": "6fcc55bda74da8c95da96ba068b60339bf60ca44147ff8000fbb95d296db2a73"
+  },
+  "production": {
+    "report": "tests/golden/WBV2-P18-002/object-create-production.json",
+    "reportSha256": "e393ebc72f7aff62aaef8ad03f2fb2b8cc1fb26d19e72ca12348b919c1ff7f06",
+    "secondReport": "tests/golden/WBV2-P18-002/object-create-production.second.json",
+    "secondReportSha256": "e393ebc72f7aff62aaef8ad03f2fb2b8cc1fb26d19e72ca12348b919c1ff7f06",
+    "deterministic": true,
+    "beforeCount": 3,
+    "afterCount": 4,
+    "createdNode": {
+      "id": "object:WBV2P1802Cube",
+      "name": "WBV2P1802Cube",
+      "type": "MESH"
+    },
+    "revisions": [
+      1,
+      2,
+      3,
+      4
+    ],
+    "malformed": {
+      "code": "INVALID_ARGUMENT",
+      "message": "PRIMITIVE_TYPE_UNSUPPORTED: supported primitives are CUBE and PLANE"
+    },
+    "malformedRevisionPreserved": true,
+    "reopenedCount": 4,
+    "reopenedRevision": 1,
+    "saveReopen": "EXACT"
+  },
+  "inventoryBindings": [
+    {
+      "id": "operator:object.add",
+      "evidence": "createPrimitive(CUBE)",
+      "exact": true,
+      "reason": "bounded protocol command creates and persists a primitive object"
+    }
+  ],
+  "assertions": {
+    "distinctObjectCreated": true,
+    "undoRedoSequential": true,
+    "malformedRejected": true,
+    "mainUnchangedOnMalformed": true,
+    "saveReopenExact": true,
+    "deterministic": true,
+    "inventoryBindingsExact": true,
+    "representativeSliceOnly": true,
+    "fullFamilyParity": false,
+    "historicalReproduction": false
+  },
+  "nextTask": "WBV2-P18-003"
+}
--- a/tests/golden/WBV2-P18-002/task-context.json
+++ b/tests/golden/WBV2-P18-002/task-context.json
@@ -0,0 +1,170 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-002",
+  "parentTask": "WBV2-P18-001",
+  "status": "in_progress",
+  "goal": "Bind createPrimitive, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
+  "scope": {
+    "gap": "capability:OBJECT_OPERATIONS.CREATE",
+    "ownerFamily": "OBJECT",
+    "implementationClass": "LOCAL_EXACT"
+  },
+  "commands": [
+    "node tools/web/check-task-context.mjs --task WBV2-P18-002 --write"
+  ],
+  "inputPaths": [
+    "tests/golden/WBV2-P18-001/object-create-selection-report.json"
+  ],
+  "inputSelection": {
+    "schemaVersion": 1,
+    "limits": {
+      "maxFiles": 12,
+      "evidenceBytes": 8192,
+      "contextRemainingBytes": 3085,
+      "contextRemainingTokens": 770
+    },
+    "source": {
+      "bytes": 6819,
+      "tokens": 1706
+    },
+    "selected": [
+      {
+        "path": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+        "bytes": 1995,
+        "tokens": 499
+      }
+    ],
+    "excluded": [
+      {
+        "path": "web/tests/e2e/wbv2-object-create-production.spec.ts",
+        "bytes": 3171,
+        "reason": "CONTEXT_REMAINING_SPACE"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-002/",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "docs/status/WBV2-P18-002.md",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-002/manifest.json",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      }
+    ],
+    "totals": {
+      "files": 1,
+      "bytes": 1995,
+      "tokens": 499
+    }
+  },
+  "exitCriteria": [
+    "primitive creates a distinct object",
+    "undo/redo revisions are sequential",
+    "malformed primitive fails closed",
+    "save/reopen is exact"
+  ],
+  "nextTask": "WBV2-P18-003",
+  "sourceDocuments": {
+    "queue": "docs/EXECUTION_QUEUE.md",
+    "taskCard": "docs/tasks/WBV2-P18-002.md",
+    "taskIndex": "tests/golden/WBV2/task-index.json",
+    "parentManifest": "tests/golden/WBV2-P18-001/manifest.json",
+    "parentStatus": "docs/status/WBV2-P18-001.md"
+  },
+  "readPolicy": {
+    "required": [
+      "docs/EXECUTION_QUEUE.md",
+      "docs/tasks/WBV2-P18-002.md",
+      "tests/golden/WBV2-P18-001/manifest.json",
+      "docs/status/WBV2-P18-001.md"
+    ],
+    "machineOnly": [
+      "tests/golden/WBV2/task-index.json",
+      "tests/golden/M15-03A/task-catalog.jsonl"
+    ],
+    "optionalByNeed": [
+      "docs/WEB_BLENDER_MODELER_V1_SCOPE.md",
+      "任务卡列出的精确协议/生产路径",
+      "任务卡明确命名的长期计划小节"
+    ],
+    "forbiddenByDefault": [
+      "完整 CURRENT_EXECUTION_PLAN.md",
+      "完整 PROJECT_STATUS_AND_NEXT_WORK.md",
+      "全部 docs/status/*.md",
+      "完整 parity/WBS 计划",
+      "README 历史和 test-results/"
+    ]
+  },
+  "parent": {
+    "manifest": {
+      "schemaVersion": 1,
+      "task": "WBV2-P18-001",
+      "parentTask": "WBV2-P18-000",
+      "status": "done",
+      "nextTask": "WBV2-P18-002",
+      "artifactCount": 10
+    },
+    "statusSummary": [
+      "# WBV2-P18-001 status",
+      "- task: `WBV2-P18-001`; parent: `WBV2-P18-000`; status: `done`",
+      "- selected behavior: `createPrimitive(CUBE)`; exact candidate: `operator:object.add`",
+      "- base inventory: `6900` total, `6618` pending; effective carried overlay: `6615` pending",
+      "- behavior hash: `3e9ac130296e5caf9517586449e910020e86f2ab8ff3577b01d0dfb8921e7a80`; duplicate validation: `forbidden`",
+      "- nextTask: `WBV2-P18-002`"
+    ]
+  },
+  "budgets": {
+    "queueBytes": 4096,
+    "taskBytes": 1174,
+    "parentManifestBytes": 24576,
+    "parentStatusBytes": 6144,
+    "evidenceFiles": 12,
+    "evidenceBytes": 8192,
+    "contextTokens": 3500,
+    "contextEnvelopeTokens": 1024,
+    "taskLines": 35,
+    "taskTokens": 294
+  },
+  "size": {
+    "documents": [
+      {
+        "path": "docs/EXECUTION_QUEUE.md",
+        "bytes": 2803,
+        "lines": 51,
+        "tokens": 701
+      },
+      {
+        "path": "docs/tasks/WBV2-P18-002.md",
+        "bytes": 1174,
+        "lines": 35,
+        "tokens": 294
+      },
+      {
+        "path": "tests/golden/WBV2-P18-001/manifest.json",
+        "bytes": 2435,
+        "lines": 68,
+        "tokens": 609
+      },
+      {
+        "path": "docs/status/WBV2-P18-001.md",
+        "bytes": 407,
+        "lines": 8,
+        "tokens": 102
+      }
+    ],
+    "sourceTokens": 1706,
+    "evidenceFiles": 1,
+    "evidenceBytes": 1995,
+    "evidenceTokens": 499,
+    "totalTokens": 2205,
+    "reservedEnvelopeTokens": 1024,
+    "estimatedContextTokens": 3229,
+    "serializedContextTokens": 668,
+    "withinBudget": true
+  }
+}
--- a/tests/golden/WBV2-P18-003/create-task-plan.json
+++ b/tests/golden/WBV2-P18-003/create-task-plan.json
@@ -0,0 +1,150 @@
+{
+  "schemaVersion": 1,
+  "planId": "BLENDER_WEB_PARITY_V2_OBJECT_CREATE_EPOCH_1",
+  "status": "COMPLETED_WITH_OBJECT_CREATE_SLICE",
+  "authority": "queue_reactivated_after_p17_duplicate_gate",
+  "sourcePlan": "docs/BLENDER_WEB_PARITY_TASK_PLAN_V2.json",
+  "executionPointer": "docs/EXECUTION_QUEUE.md",
+  "runtimePolicy": {
+    "blenderSource": "blender-5.2.0",
+    "browserEvidence": [
+      "chromium"
+    ],
+    "forbiddenBrowsers": [
+      "firefox",
+      "webkit"
+    ],
+    "mainAuthority": "blender_main",
+    "reusePolicy": "source_hash_and_behavior_hash_deduplication"
+  },
+  "parentObject": {
+    "manifest": "tests/golden/WBV2-P17-003/manifest.json",
+    "report": "tests/golden/WBV2-P17-003/object-gate-report.json",
+    "basePending": 6618,
+    "effectivePending": 6615,
+    "duplicateValidationAvoided": true
+  },
+  "tasks": [
+    {
+      "id": "WBV2-P18-000",
+      "phase": "P18",
+      "title": "authorize_object_create_continuation",
+      "kind": "enabling",
+      "owner": "PROGRAM",
+      "dependsOn": [
+        "WBV2-P17-003"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-governance",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-000.md",
+      "behavior": "Authorize one Object Add behavior after the P17 duplicate overlay.",
+      "outputs": [
+        "continuation root",
+        "candidate scope",
+        "hash boundary"
+      ],
+      "acceptance": [
+        "P17 overlay remains hash-bound",
+        "createPrimitive API is present",
+        "one production task is active"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": true
+    },
+    {
+      "id": "WBV2-P18-001",
+      "phase": "P18",
+      "title": "select_object_create_batch",
+      "kind": "enabling",
+      "owner": "PARITY",
+      "dependsOn": [
+        "WBV2-P18-000"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-selection",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-001.md",
+      "behavior": "Select createPrimitive as one unique Object Add behavior.",
+      "outputs": [
+        "candidate report",
+        "behavior hash",
+        "dedupe key"
+      ],
+      "acceptance": [
+        "source command is hash-bound",
+        "duplicate/transform evidence is not rerun",
+        "one legacy operator binding is selected"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-002",
+      "phase": "P18",
+      "title": "object_create_engine_receipt",
+      "kind": "feature",
+      "owner": "OBJECT",
+      "dependsOn": [
+        "WBV2-P18-001"
+      ],
+      "parityId": "OBJECT_OPERATIONS.CREATE",
+      "implementationClass": "LOCAL_EXACT",
+      "parallelGroup": "p18-object",
+      "gate": "G2",
+      "card": "docs/tasks/WBV2-P18-002.md",
+      "behavior": "Bind createPrimitive, undo/redo, malformed rejection, and exact save/reopen to compiled WASM Main in Chromium.",
+      "outputs": [
+        "create production report",
+        "create receipt",
+        "manifest"
+      ],
+      "acceptance": [
+        "primitive creates a distinct object",
+        "undo/redo revisions are sequential",
+        "malformed primitive fails closed",
+        "save/reopen is exact"
+      ],
+      "status": "done",
+      "ready": false,
+      "queueMutationAllowed": false
+    },
+    {
+      "id": "WBV2-P18-003",
+      "phase": "P18",
+      "title": "close_object_create_gate",
+      "kind": "enabling",
+      "owner": "RELEASE",
+      "dependsOn": [
+        "WBV2-P18-002"
+      ],
+      "parityId": null,
+      "implementationClass": "LOCAL_BOUNDED",
+      "parallelGroup": "p18-release",
+      "gate": "G5",
+      "card": "docs/tasks/WBV2-P18-003.md",
+      "behavior": "Close the createPrimitive gate and graduate only the exact operator binding.",
+      "outputs": [
+        "object create gate",
+        "completion overlay",
+        "manifest"
+      ],
+      "acceptance": [
+        "only object add is claimed",
+        "effective inventory remains explicit",
+        "no duplicate validation or historical over-claim"
+      ],
+      "status": "in_progress",
+      "ready": true,
+      "queueMutationAllowed": false
+    }
+  ],
+  "parentRecoveryPlan": {
+    "path": "tests/golden/WBV2-P18-002/create-task-plan.json",
+    "sha256": "195e90a6de794b3b809502e89c33d6a429cb8c24598e6c236077a5e475e56838"
+  }
+}
--- a/tests/golden/WBV2-P18-003/inventory-completion-overlay.json
+++ b/tests/golden/WBV2-P18-003/inventory-completion-overlay.json
@@ -0,0 +1,99 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-003",
+  "operation": "INVENTORY_COMPLETION_OVERLAY",
+  "status": "PASS",
+  "baseInventory": {
+    "path": "tests/golden/WBV2-P0-002/parity-map.json",
+    "sha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8",
+    "total": 6900,
+    "pending": 6618
+  },
+  "previousOverlays": [
+    {
+      "path": "tests/golden/WBV2-P16-003/inventory-completion-overlay.json",
+      "sha256": "b96f91fe9e09a01382a5caf94dc67dd5a2c738d6c00610c753eeeff2afae816a",
+      "effectiveCompleted": 283,
+      "effectivePending": 6616
+    },
+    {
+      "path": "tests/golden/WBV2-P17-003/inventory-completion-overlay.json",
+      "sha256": "6d35e91978b872abbe32640de1df77e2e6a616f1e792bcd51c455194b64d402e",
+      "effectiveCompleted": 284,
+      "effectivePending": 6615
+    }
+  ],
+  "completionEvidence": {
+    "receipt": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+    "receiptSha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3",
+    "deterministic": true,
+    "chromium": true,
+    "wasmMain": true,
+    "saveReopen": "EXACT"
+  },
+  "entries": [
+    {
+      "id": "operator:paint.vertex_color_set",
+      "capabilityId": "CAP-SCULPT-PAINT",
+      "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+      "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+      "evidence": "setVertexColors",
+      "exact": true,
+      "historicalRestoration": false
+    },
+    {
+      "id": "operator:paint.weight_set",
+      "capabilityId": "CAP-SCULPT-PAINT",
+      "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+      "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+      "evidence": "setVertexWeights",
+      "exact": true,
+      "historicalRestoration": false
+    },
+    {
+      "id": "operator:paint.vertex_color_set",
+      "capabilityId": "CAP-SCULPT-PAINT",
+      "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+      "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+      "evidence": "setVertexColors",
+      "exact": true,
+      "historicalRestoration": false
+    },
+    {
+      "id": "operator:paint.weight_set",
+      "capabilityId": "CAP-SCULPT-PAINT",
+      "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+      "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+      "evidence": "setVertexWeights",
+      "exact": true,
+      "historicalRestoration": false
+    },
+    {
+      "id": "operator:object.duplicate",
+      "capabilityId": "CAP-OBJECT-OPERATIONS",
+      "sourceReceipt": "tests/golden/WBV2-P17-002/object-duplicate-receipt-report.json",
+      "sourceReceiptSha256": "daa20107e07ae97b0cfc4ee21be683d729230ea32850a004ca4d14c20ff4b776",
+      "evidence": "duplicateObject",
+      "exact": true,
+      "historicalRestoration": false
+    },
+    {
+      "id": "operator:object.add",
+      "capabilityId": "CAP-OBJECT-OPERATIONS",
+      "sourceReceipt": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+      "sourceReceiptSha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3",
+      "evidence": "createPrimitive(CUBE)",
+      "exact": true,
+      "historicalRestoration": false
+    }
+  ],
+  "summary": {
+    "newlyVerifiedEntries": 1,
+    "effectiveCompleted": 285,
+    "effectivePending": 6614,
+    "claimedComplete": 4,
+    "basePendingPreserved": true,
+    "fullFamilyParity": false,
+    "historicalReproduction": false
+  }
+}
--- a/tests/golden/WBV2-P18-003/manifest.json
+++ b/tests/golden/WBV2-P18-003/manifest.json
@@ -0,0 +1,80 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-003",
+  "parentTask": "WBV2-P18-002",
+  "operation": "CLOSE_OBJECT_CREATE_GATE",
+  "status": "done",
+  "enablingTask": true,
+  "parityStateChange": true,
+  "runtime": "READ_ONLY_OBJECT_CREATE_GATE_WITH_COMPLETION_OVERLAY",
+  "artifacts": {
+    "parentManifest": {
+      "path": "tests/golden/WBV2-P18-002/manifest.json",
+      "sha256": "cdfe0f5638fa06efda0d1f5e5f3391706661c4c9ea272b002fbb9d4811b59601"
+    },
+    "receipt": {
+      "path": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+      "sha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3"
+    },
+    "selection": {
+      "path": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+      "sha256": "116738001fa610b5a494ca771dfe1b2aad0c1355b7c7e66f4d672c4c340a5e2c"
+    },
+    "paintOverlay": {
+      "path": "tests/golden/WBV2-P16-003/inventory-completion-overlay.json",
+      "sha256": "b96f91fe9e09a01382a5caf94dc67dd5a2c738d6c00610c753eeeff2afae816a"
+    },
+    "objectOverlay": {
+      "path": "tests/golden/WBV2-P17-003/inventory-completion-overlay.json",
+      "sha256": "6d35e91978b872abbe32640de1df77e2e6a616f1e792bcd51c455194b64d402e"
+    },
+    "baseInventory": {
+      "path": "tests/golden/WBV2-P0-002/parity-map.json",
+      "sha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8"
+    },
+    "overlay": {
+      "path": "tests/golden/WBV2-P18-003/inventory-completion-overlay.json",
+      "sha256": "75b6fb36961e215e3c121e4a1dc6fdcd8d0fd786279b24d2e8d9b4ab0cf00da1"
+    },
+    "report": {
+      "path": "tests/golden/WBV2-P18-003/object-create-gate-report.json",
+      "sha256": "dc49009ce041727cd2f2b7dc712c210ec44cc1a3a7c4ae1ccb5c6c0af5ddefeb"
+    },
+    "generator": {
+      "path": "tools/web/generate-wbv2-create-gate.mjs",
+      "sha256": "b125f548972e88295cf6f06cfff86f00328808eb1883b1a995c72df7f7b8bd41"
+    },
+    "status": {
+      "path": "docs/status/WBV2-P18-003.md",
+      "sha256": "ab5739b2e0c17b08a1c66266600c80d4b51eb4185e1d1e7978872df72fca50c5"
+    },
+    "parityPlan": {
+      "path": "tests/golden/WBV2-P18-003/create-task-plan.json",
+      "sha256": "b519eafd0ed4c0570956d171c72678ee38376026da54170629bb92ad16fbffb4"
+    },
+    "taskContext": {
+      "path": "tests/golden/WBV2-P18-003/task-context.json",
+      "sha256": "aa8b02b6b1c6bddaf8f2296561f67c999d1e67ec3757dd5bfcd3676289dd71ed"
+    }
+  },
+  "assertions": {
+    "totalFeatureClaims": 3,
+    "newObjectCreateClaims": 1,
+    "exactInventoryBindings": 1,
+    "effectiveCompleted": 285,
+    "effectivePending": 6614,
+    "baseInventoryCompleted": 281,
+    "baseInventoryPending": 6618,
+    "claimedCompleteOverlay": 4,
+    "uniqueBehaviorRuns": 4,
+    "repeatedBlenderRuns": 0,
+    "repeatedChromiumRuns": 0,
+    "duplicateValidationAvoided": true,
+    "baseInventoryUntouched": true,
+    "provenanceEpoch": 2,
+    "authorizedRebaselineOnly": true,
+    "fullHistoricalReproduction": false,
+    "deterministic": true
+  },
+  "nextTask": null
+}
--- a/tests/golden/WBV2-P18-003/object-create-gate-report.json
+++ b/tests/golden/WBV2-P18-003/object-create-gate-report.json
@@ -0,0 +1,156 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-003",
+  "operation": "CLOSE_OBJECT_CREATE_GATE",
+  "status": "PASS",
+  "decision": {
+    "status": "READY_WITH_OBJECT_CREATE_SLICE_AND_INVENTORY_OVERLAY",
+    "code": "OBJECT_CREATE_AUTHORIZED_REBASELINE",
+    "featureParityClaims": [
+      "SCULPT.PAINT_ATTRIBUTES",
+      "OBJECT_OPERATIONS.DUPLICATE",
+      "OBJECT_OPERATIONS.CREATE"
+    ],
+    "featureParityClaimCount": 3,
+    "newFeatureClaim": "OBJECT_OPERATIONS.CREATE",
+    "newlyVerifiedInventoryEntries": 1,
+    "baseInventoryPending": 6618,
+    "effectivePending": 6614,
+    "effectiveCompleted": 285,
+    "claimedCompleteOverlay": 4,
+    "fullFamilyParity": false,
+    "engineBound": true,
+    "browser": "chromium",
+    "provenanceEpoch": 2,
+    "releaseScope": "AUTHORIZED_REBASELINE_ONLY",
+    "fullHistoricalReproduction": false,
+    "inventoryTotal": 6900
+  },
+  "evidence": {
+    "receipt": {
+      "path": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+      "sha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3",
+      "bindings": [
+        {
+          "id": "operator:object.add",
+          "evidence": "createPrimitive(CUBE)",
+          "exact": true,
+          "reason": "bounded protocol command creates and persists a primitive object"
+        }
+      ]
+    },
+    "overlay": {
+      "path": "tests/golden/WBV2-P18-003/inventory-completion-overlay.json",
+      "sha256": "75b6fb36961e215e3c121e4a1dc6fdcd8d0fd786279b24d2e8d9b4ab0cf00da1",
+      "entries": [
+        {
+          "id": "operator:paint.vertex_color_set",
+          "capabilityId": "CAP-SCULPT-PAINT",
+          "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+          "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+          "evidence": "setVertexColors",
+          "exact": true,
+          "historicalRestoration": false
+        },
+        {
+          "id": "operator:paint.weight_set",
+          "capabilityId": "CAP-SCULPT-PAINT",
+          "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+          "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+          "evidence": "setVertexWeights",
+          "exact": true,
+          "historicalRestoration": false
+        },
+        {
+          "id": "operator:paint.vertex_color_set",
+          "capabilityId": "CAP-SCULPT-PAINT",
+          "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+          "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+          "evidence": "setVertexColors",
+          "exact": true,
+          "historicalRestoration": false
+        },
+        {
+          "id": "operator:paint.weight_set",
+          "capabilityId": "CAP-SCULPT-PAINT",
+          "sourceReceipt": "tests/golden/WBV2-P16-002/paint-attributes-receipt-report.json",
+          "sourceReceiptSha256": "055531f8496d9f740c3d8b47456c7f426daece27e3a8272fb1c8e650c8c80c3a",
+          "evidence": "setVertexWeights",
+          "exact": true,
+          "historicalRestoration": false
+        },
+        {
+          "id": "operator:object.duplicate",
+          "capabilityId": "CAP-OBJECT-OPERATIONS",
+          "sourceReceipt": "tests/golden/WBV2-P17-002/object-duplicate-receipt-report.json",
+          "sourceReceiptSha256": "daa20107e07ae97b0cfc4ee21be683d729230ea32850a004ca4d14c20ff4b776",
+          "evidence": "duplicateObject",
+          "exact": true,
+          "historicalRestoration": false
+        },
+        {
+          "id": "operator:object.add",
+          "capabilityId": "CAP-OBJECT-OPERATIONS",
+          "sourceReceipt": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+          "sourceReceiptSha256": "a18b92a2cd114caf68c9af477ba9e01a34852b64e2911b6c69777cab8846c2d3",
+          "evidence": "createPrimitive(CUBE)",
+          "exact": true,
+          "historicalRestoration": false
+        }
+      ]
+    },
+    "previousOverlays": [
+      {
+        "path": "tests/golden/WBV2-P16-003/inventory-completion-overlay.json",
+        "sha256": "b96f91fe9e09a01382a5caf94dc67dd5a2c738d6c00610c753eeeff2afae816a"
+      },
+      {
+        "path": "tests/golden/WBV2-P17-003/inventory-completion-overlay.json",
+        "sha256": "6d35e91978b872abbe32640de1df77e2e6a616f1e792bcd51c455194b64d402e"
+      }
+    ],
+    "selection": {
+      "path": "tests/golden/WBV2-P18-001/object-create-selection-report.json",
+      "sha256": "116738001fa610b5a494ca771dfe1b2aad0c1355b7c7e66f4d672c4c340a5e2c"
+    },
+    "baseInventory": {
+      "path": "tests/golden/WBV2-P0-002/parity-map.json",
+      "sha256": "a60a77cae000941a953d55adbf93d8f6e275533891713d6eae993f60faed94e8",
+      "pending": 6618
+    }
+  },
+  "efficiency": {
+    "uniqueBehaviorRuns": 4,
+    "repeatedBlenderRuns": 0,
+    "repeatedChromiumRuns": 0,
+    "duplicateValidationAvoided": true,
+    "baseInventoryUntouched": true
+  },
+  "coverage": {
+    "baseTotal": 6900,
+    "baseCompleted": 281,
+    "basePending": 6618,
+    "overlayCompleted": 4,
+    "effectiveCompleted": 285,
+    "effectivePending": 6614,
+    "remainingObjectOperationsPending": 314
+  },
+  "negative": {
+    "missingReceipt": "REJECTED",
+    "receiptHashDrift": "REJECTED",
+    "nonChromium": "REJECTED",
+    "nonExactSaveReopen": "REJECTED",
+    "representativeAsFullFamily": "REJECTED",
+    "historicalRestorationClaim": "REJECTED"
+  },
+  "policy": {
+    "sourceHistoryReadOnly": true,
+    "authorizedRebaselineOnly": true,
+    "overlayOnlyCompletion": true,
+    "baseInventoryPreserved": true,
+    "inventoryRemainderExplicit": true,
+    "noFalseLocalParity": true,
+    "terminalQueuePointer": true
+  },
+  "nextTask": null
+}
--- a/tests/golden/WBV2-P18-003/task-context.json
+++ b/tests/golden/WBV2-P18-003/task-context.json
@@ -0,0 +1,170 @@
+{
+  "schemaVersion": 1,
+  "task": "WBV2-P18-003",
+  "parentTask": "WBV2-P18-002",
+  "status": "in_progress",
+  "goal": "Close the createPrimitive gate and graduate only the exact operator binding.",
+  "scope": {
+    "gap": "workflow:close_object_create_gate",
+    "ownerFamily": "RELEASE",
+    "implementationClass": "LOCAL_BOUNDED"
+  },
+  "commands": [
+    "node tools/web/check-task-context.mjs --task WBV2-P18-003 --write"
+  ],
+  "inputPaths": [
+    "tests/golden/WBV2-P18-002/object-create-receipt-report.json"
+  ],
+  "inputSelection": {
+    "schemaVersion": 1,
+    "limits": {
+      "maxFiles": 12,
+      "evidenceBytes": 8192,
+      "contextRemainingBytes": 2753,
+      "contextRemainingTokens": 687
+    },
+    "source": {
+      "bytes": 7151,
+      "tokens": 1789
+    },
+    "selected": [
+      {
+        "path": "tests/golden/WBV2-P18-002/object-create-receipt-report.json",
+        "bytes": 2445,
+        "tokens": 612
+      }
+    ],
+    "excluded": [
+      {
+        "path": "tests/golden/WBV2-P17-003/inventory-completion-overlay.json",
+        "bytes": 2265,
+        "reason": "CONTEXT_REMAINING_SPACE"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-003/",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "docs/status/WBV2-P18-003.md",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      },
+      {
+        "path": "tests/golden/WBV2-P18-003/manifest.json",
+        "bytes": null,
+        "reason": "GENERATED_EVIDENCE_OUTPUT"
+      }
+    ],
+    "totals": {
+      "files": 1,
+      "bytes": 2445,
+      "tokens": 612
+    }
+  },
+  "exitCriteria": [
+    "only object add is claimed",
+    "effective inventory remains explicit",
+    "no duplicate validation or historical over-claim"
+  ],
+  "nextTask": null,
+  "sourceDocuments": {
+    "queue": "docs/EXECUTION_QUEUE.md",
+    "taskCard": "docs/tasks/WBV2-P18-003.md",
+    "taskIndex": "tests/golden/WBV2/task-index.json",
+    "parentManifest": "tests/golden/WBV2-P18-002/manifest.json",
+    "parentStatus": "docs/status/WBV2-P18-002.md"
+  },
+  "readPolicy": {
+    "required": [
+      "docs/EXECUTION_QUEUE.md",
+      "docs/tasks/WBV2-P18-003.md",
+      "tests/golden/WBV2-P18-002/manifest.json",
+      "docs/status/WBV2-P18-002.md"
+    ],
+    "machineOnly": [
+      "tests/golden/WBV2/task-index.json",
+      "tests/golden/M15-03A/task-catalog.jsonl"
+    ],
+    "optionalByNeed": [
+      "docs/WEB_BLENDER_MODELER_V1_SCOPE.md",
+      "任务卡列出的精确协议/生产路径",
+      "任务卡明确命名的长期计划小节"
+    ],
+    "forbiddenByDefault": [
+      "完整 CURRENT_EXECUTION_PLAN.md",
+      "完整 PROJECT_STATUS_AND_NEXT_WORK.md",
+      "全部 docs/status/*.md",
+      "完整 parity/WBS 计划",
+      "README 历史和 test-results/"
+    ]
+  },
+  "parent": {
+    "manifest": {
+      "schemaVersion": 1,
+      "task": "WBV2-P18-002",
+      "parentTask": "WBV2-P18-001",
+      "status": "done",
+      "nextTask": "WBV2-P18-003",
+      "artifactCount": 12
+    },
+    "statusSummary": [
+      "# WBV2-P18-002 status",
+      "- task: `WBV2-P18-002`; parent: `WBV2-P18-001`; status: `done`",
+      "- exact inventory binding: `operator:object.add` via `createPrimitive(CUBE)`",
+      "- objects: `3 -> 4`; revisions: `1 -> 4` sequential",
+      "- malformed primitive rejected; save/reopen: `EXACT`; deterministic second run: `true`",
+      "- effective pending before overlay: `6615`; representative slice: `true`",
+      "- nextTask: `WBV2-P18-003`"
+    ]
+  },
+  "budgets": {
+    "queueBytes": 4096,
+    "taskBytes": 1076,
+    "parentManifestBytes": 24576,
+    "parentStatusBytes": 6144,
+    "evidenceFiles": 12,
+    "evidenceBytes": 8192,
+    "contextTokens": 3500,
+    "contextEnvelopeTokens": 1024,
+    "taskLines": 35,
+    "taskTokens": 269
+  },
+  "size": {
+    "documents": [
+      {
+        "path": "docs/EXECUTION_QUEUE.md",
+        "bytes": 2803,
+        "lines": 51,
+        "tokens": 701
+      },
+      {
+        "path": "docs/tasks/WBV2-P18-003.md",
+        "bytes": 1076,
+        "lines": 35,
+        "tokens": 269
+      },
+      {
+        "path": "tests/golden/WBV2-P18-002/manifest.json",
+        "bytes": 2870,
+        "lines": 79,
+        "tokens": 718
+      },
+      {
+        "path": "docs/status/WBV2-P18-002.md",
+        "bytes": 402,
+        "lines": 9,
+        "tokens": 101
+      }
+    ],
+    "sourceTokens": 1789,
+    "evidenceFiles": 1,
+    "evidenceBytes": 2445,
+    "evidenceTokens": 612,
+    "totalTokens": 2401,
+    "reservedEnvelopeTokens": 1024,
+    "estimatedContextTokens": 3425,
+    "serializedContextTokens": 652,
+    "withinBudget": true
+  }
+}
--- a/tests/golden/WBV2/task-catalog.jsonl
+++ b/tests/golden/WBV2/task-catalog.jsonl
@@ -1,4 +1,4 @@
-{"id":"WBV2-P17-000","gapId":"workflow:authorize_object_operations_continuation","ownerFamily":"PROGRAM","sourceTask":"P17","state":"completed","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["P16 overlay remains hash-bound","duplicateObject API is present","one production task is active"]}
-{"id":"WBV2-P17-001","gapId":"OBJECT_OPERATIONS.DUPLICATE","ownerFamily":"PARITY","sourceTask":"P17","state":"completed","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["source command is hash-bound","existing Scene/Object evidence is not rerun","candidate remains one behavior"]}
-{"id":"WBV2-P17-002","gapId":"OBJECT_OPERATIONS.DUPLICATE","ownerFamily":"OBJECT","sourceTask":"P17","state":"completed","targetImplementationClass":"LOCAL_EXACT","exitCriteria":["duplicate creates a distinct object","undo/redo revisions are sequential","malformed object ID fails closed","save/reopen is exact"]}
-{"id":"WBV2-P17-003","gapId":"workflow:close_object_duplicate_gate","ownerFamily":"RELEASE","sourceTask":"P17","state":"active","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["only duplicateObject is claimed","inventory remainder remains explicit","no duplicate validation or historical over-claim"]}
+{"id":"WBV2-P18-000","gapId":"workflow:authorize_object_create_continuation","ownerFamily":"PROGRAM","sourceTask":"P18","state":"completed","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["P17 overlay remains hash-bound","createPrimitive API is present","one production task is active"]}
+{"id":"WBV2-P18-001","gapId":"OBJECT_OPERATIONS.CREATE","ownerFamily":"PARITY","sourceTask":"P18","state":"completed","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["source command is hash-bound","duplicate/transform evidence is not rerun","one legacy operator binding is selected"]}
+{"id":"WBV2-P18-002","gapId":"OBJECT_OPERATIONS.CREATE","ownerFamily":"OBJECT","sourceTask":"P18","state":"completed","targetImplementationClass":"LOCAL_EXACT","exitCriteria":["primitive creates a distinct object","undo/redo revisions are sequential","malformed primitive fails closed","save/reopen is exact"]}
+{"id":"WBV2-P18-003","gapId":"workflow:close_object_create_gate","ownerFamily":"RELEASE","sourceTask":"P18","state":"active","targetImplementationClass":"LOCAL_BOUNDED","exitCriteria":["only object add is claimed","effective inventory remains explicit","no duplicate validation or historical over-claim"]}
--- a/tests/golden/WBV2/task-index.json
+++ b/tests/golden/WBV2/task-index.json
@@ -1 +1 @@
-{"schemaVersion":1,"operation":"BLENDER_WEB_CAPABILITY_TASK_INDEX","source":{"path":"tests/golden/WBV2-P17-003/object-task-plan.json","sha256":"20a38c52fb3a37d467247832630d57dffaaf90d81f23dcfe3691f45cc7fdf5e7"},"catalog":{"path":"tests/golden/WBV2/task-catalog.jsonl","sha256":"08bc328ad25ce5fccdc18317b6c069d26fd66bc9a98984b0ae524e3d57af720a"},"taskCount":4,"activeTask":"WBV2-P17-003","entries":{"WBV2-P17-000":{"line":0,"offset":0,"length":304,"previous":"WBV2-P16-003","next":"WBV2-P17-001"},"WBV2-P17-001":{"line":1,"offset":304,"length":293,"previous":"WBV2-P17-000","next":"WBV2-P17-002"},"WBV2-P17-002":{"line":2,"offset":597,"length":314,"previous":"WBV2-P17-001","next":"WBV2-P17-003"},"WBV2-P17-003":{"line":3,"offset":911,"length":314,"previous":"WBV2-P17-002","next":null}}}
+{"schemaVersion":1,"operation":"BLENDER_WEB_CAPABILITY_TASK_INDEX","source":{"path":"tests/golden/WBV2-P18-003/create-task-plan.json","sha256":"b519eafd0ed4c0570956d171c72678ee38376026da54170629bb92ad16fbffb4"},"catalog":{"path":"tests/golden/WBV2/task-catalog.jsonl","sha256":"cf53bb997dce1a62e5ff45be99cfda17a8a0be0cbe9e4637fafc780a78fa4f78"},"taskCount":4,"activeTask":"WBV2-P18-003","entries":{"WBV2-P18-000":{"line":0,"offset":0,"length":300,"previous":"WBV2-P17-003","next":"WBV2-P18-001"},"WBV2-P18-001":{"line":1,"offset":300,"length":297,"previous":"WBV2-P18-000","next":"WBV2-P18-002"},"WBV2-P18-002":{"line":2,"offset":597,"length":311,"previous":"WBV2-P18-001","next":"WBV2-P18-003"},"WBV2-P18-003":{"line":3,"offset":908,"length":306,"previous":"WBV2-P18-002","next":null}}}