fix(security): pin Argo CD copyutil canary

config/security/runtime-image-mirror-policy.json

@@ -29,6 +29,21 @@
         "container": "dex"
       }
     },
+    {
+      "asset_id": "runtime-image:argocd-copyutil",
+      "source_index_digest": "sha256:16b92ba472fbb9287459cc52e0ecff07288dff461209955098edb56ce866fe49",
+      "platform_digest": "sha256:2f25a42949ea69c0dd33f4ce1918c6a01039d6c14a7ecc1d19088504a9d3e94f",
+      "target_registry_digest": "sha256:8b7e25d7e6036d6750c5bda8920cbd80d8902c25771666f6767dc97bd7fab8fc",
+      "push_ref": "registry.wooo.work/awoooi/runtime-mirror/argocd:v3.3.6-linux-amd64",
+      "runtime_ref": "192.168.0.110:5000/awoooi/runtime-mirror/argocd@sha256:8b7e25d7e6036d6750c5bda8920cbd80d8902c25771666f6767dc97bd7fab8fc",
+      "workload": {
+        "kind": "deployment",
+        "namespace": "argocd",
+        "name": "argocd-dex-server",
+        "container": "copyutil",
+        "container_kind": "init_container"
+      }
+    },
     {
       "asset_id": "runtime-image:kured",
       "source_index_digest": "sha256:2c5d73bb4517a269def38a6cd54d34d82be81793bea9ff1bb35c6533515ad209",

scripts/security/tests/test_runtime_image_mirror_controller.py

@@ -47,7 +47,7 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
 
         self.assertEqual(policy.work_item_id, "AIA-P0-006-02A")
         self.assertEqual(policy.risk_level, "high")
-        self.assertEqual(len(policy.images), 5)
+        self.assertEqual(len(policy.images), 6)
         self.assertNotIn("github.com", raw)
         self.assertNotIn("ghcr.io", raw)
         self.assertIn('"external_pull_allowed": false', raw)
@@ -71,9 +71,9 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
                 for image in policy.images
             )
         )
-        self.assertTrue(
-            all(image.workload.container_kind == "container" for image in policy.images)
-        )
+        container_kinds = [image.workload.container_kind for image in policy.images]
+        self.assertEqual(container_kinds.count("container"), 5)
+        self.assertEqual(container_kinds.count("init_container"), 1)
 
     def test_policy_loads_and_validates_init_container_kind(self) -> None:
         image = self._image_with_container_kind("init_container")
@@ -103,6 +103,27 @@ class RuntimeImageMirrorControllerTest(unittest.TestCase):
         self.assertNotIn("ghcr.io", raw)
         self.assertIn('"external_pull_allowed": false', raw)
 
+    def test_argocd_copyutil_canary_matches_verified_staging_contract(self) -> None:
+        policy = controller.load_policy(POLICY_PATH)
+        staging = controller.load_staging_policy(STAGING_POLICY_PATH).images[0]
+        canary = next(
+            image
+            for image in policy.images
+            if image.asset_id == "runtime-image:argocd-copyutil"
+        )
+
+        self.assertEqual(canary.source_index_digest, staging.source_index_digest)
+        self.assertEqual(canary.platform_digest, staging.platform_digest)
+        self.assertEqual(canary.push_ref, staging.push_ref)
+        self.assertEqual(canary.workload, staging.workload)
+        self.assertEqual(
+            canary.target_registry_digest,
+            "sha256:8b7e25d7e6036d6750c5bda8920cbd80d8902c25771666f6767dc97bd7fab8fc",
+        )
+        self.assertTrue(
+            canary.runtime_ref.endswith("@" + canary.target_registry_digest)
+        )
+
     def test_policy_rejects_external_pull_and_mutable_runtime_ref(self) -> None:
         payload = json.loads(POLICY_PATH.read_text(encoding="utf-8"))
         with tempfile.TemporaryDirectory() as temp: