Register Fabric registry service

catalog/capability-types.yaml

@@ -119,3 +119,14 @@ spec:
         - http-api
         - event-stream
       tags: [coordination, state-hub, planning]
+
+    - id: ecosystem-registry
+      name: Ecosystem registry
+      lifecycle: active
+      description: Registers repositories and exposes graph, inventory, and visualization projections over the ecosystem model.
+      default_criticality: high
+      default_data_classification: internal
+      expected_interface_types:
+        - http-api
+        - web-ui
+      tags: [registry, discovery, graph, visualization]

catalog/interface-types.yaml

@@ -17,6 +17,14 @@ spec:
       typical_auth_methods: [none, oidc, jwt, mtls, api_key]
       versioning: path, header, media-type, or documented semantic version.
 
+    - id: web-ui
+      name: Web UI
+      lifecycle: active
+      description: Browser-based user interface for humans and agents operating through a visual surface.
+      category: ui
+      typical_auth_methods: [none, oidc, jwt, mtls, api_key]
+      versioning: URL path, static asset version, and documented user-facing workflow compatibility.
+
     - id: oidc-discovery
       name: OIDC discovery
       lifecycle: active