feat: publish authoritative fabric cutover export

Assistant: codex
Assistant-Model: gpt-5.6-sol
Assistant-Session: 01a053ff-1d6f-7fe2-ac1c-a6eb40a42a0c

railiance_fabric/server.py

@@ -26,6 +26,22 @@ from .registry import (
 )
 
 
+def _graph_summary(graph: dict[str, Any]) -> dict[str, Any]:
+    source = graph.get("source") if isinstance(graph.get("source"), dict) else {}
+    return {
+        "apiVersion": graph.get("apiVersion"),
+        "kind": graph.get("kind"),
+        "schema_version": graph.get("schema_version"),
+        "generated_at": graph.get("generated_at"),
+        "source": source,
+        "node_count": len(graph.get("nodes", [])),
+        "edge_count": len(graph.get("edges", [])),
+        "actor_count": len(graph.get("actors", [])),
+        "fabric_count": len(graph.get("fabrics", [])),
+        "unresolved_count": len(graph.get("unresolved", [])),
+    }
+
+
 @dataclass(frozen=True)
 class HtmlResponse:
     body: str
@@ -93,6 +109,10 @@ class RegistryHandler(BaseHTTPRequestHandler):
             return HTTPStatus.OK, self.store.search(_query_one(query, "q"))
         if parts == ["graph", "nodes"]:
             return HTTPStatus.OK, self.store.combined_graph()["nodes"]
+        if parts == ["graph", "edges"]:
+            return HTTPStatus.OK, self.store.combined_graph()["edges"]
+        if parts == ["graph", "summary"]:
+            return HTTPStatus.OK, _graph_summary(self.store.combined_graph())
         if len(parts) == 3 and parts[0] == "graph" and parts[1] == "nodes":
             return HTTPStatus.OK, self.store.graph_node_detail(parts[2])
         if parts == ["graph", "providers"]:
@@ -107,6 +127,8 @@ class RegistryHandler(BaseHTTPRequestHandler):
             return HTTPStatus.OK, {"lines": dependency_path_lines(self.store.combined_graph(), _query_one(query, "service_id"))}
         if parts == ["exports", "state-hub"]:
             return HTTPStatus.OK, self.store.combined_graph()
+        if parts == ["exports", "financial"]:
+            return HTTPStatus.OK, self.store.financial_graph()
         if parts == ["exports", "reset-archive"]:
             return HTTPStatus.OK, self.store.reset_archive()
         if parts == ["exports", "backstage"]: