Fixtures captured from the holders' own read tools for the states that had none (conditions, findings, presence, stuck, would, resolved, asks, packages); the packages item requires absent (ADR 0634 §6; issue 1966)

Claude-Session: https://claude.ai/code/session_01NcbgfFSnn24M3GcqttoU7i

seats/node-engine/fixtures/states.json

@@ -6,12 +6,47 @@
       "v": 1,
       "key": "machine.ace.seat-list-unread",
       "kind": "seat-list-unread",
-      "subject": {"scope": "machine", "id": "ace", "machine": "ace"},
+      "subject": {
+        "scope": "machine",
+        "id": "ace",
+        "machine": "ace"
+      },
       "severity": "warning",
       "summary": "the seat list has not been read for five minutes",
       "source": "node-engine.seat-list",
       "observer": "mesh-host",
       "at": "2026-11-05T14:00:00Z"
     }
+  },
+  {
+    "name": "a node's packages, present and absent (captured from ace, shortened)",
+    "of": "state:packages/<node>",
+    "given": {
+      "node": "ace",
+      "packages": [
+        {
+          "absent": false,
+          "modules": [
+            "avahi"
+          ],
+          "package": "avahi"
+        },
+        {
+          "absent": false,
+          "modules": [
+            "mesh-build-go",
+            "mesh-build-node"
+          ],
+          "package": "bubblewrap"
+        },
+        {
+          "absent": true,
+          "modules": [
+            "time-sync"
+          ],
+          "package": "ntp"
+        }
+      ]
+    }
   }
 ]

seats/node-engine/seat.json

@@ -1012,7 +1012,12 @@
                     "absent": {
                       "type": "boolean"
                     }
-                  }
+                  },
+                  "required": [
+                    "package",
+                    "modules",
+                    "absent"
+                  ]
                 }
               }
             },