Correct Hub and Engine component geometry

registry/candidates.json

@@ -42,16 +42,6 @@
       "requiredBehavior": ["toolbar", "responsive overflow", "row actions", "editable cells", "loading", "empty state"],
       "reasonNotBaseline": "The library should own presentation and interaction slots, not adopt Launcher entity schemas or Plane table models."
     },
-    {
-      "id": "side-navigation",
-      "classification": "planned-pattern",
-      "priority": "P1",
-      "referenceSources": ["launcher", "engine"],
-      "expectedPackage": "@nodedc/ui-react",
-      "dependsOn": ["glass-surface", "button", "status-badge"],
-      "requiredBehavior": ["sections", "active item", "optional nested groups", "compact viewport"],
-      "reasonNotBaseline": "Inspector accordion is implemented; application-level navigation requires a separate route-aware contract."
-    },
     {
       "id": "avatar-stack",
       "classification": "planned-primitive",
@@ -124,4 +114,3 @@
     }
   ]
 }
-