Zipkin: Add node graph view to trace response (#34414)

* Add graph transform

* Add tests

* Refactor code

* Update test

* Fix zipkin block

Co-authored-by: David Kaltschmidt <david.kaltschmidt@gmail.com>

devenv/docker/blocks/zipkin/docker-compose.yaml

@@ -1,16 +1,16 @@
   # Generate traffic by hitting http://localhost:8081
-  frontend-example:
+  frontend:
     image: ghcr.io/openzipkin/brave-example
     entrypoint: start-frontend
     ports:
       - 8081:8081
     depends_on:
-      backend-example:
+      backend:
         condition: service_healthy
       zipkin:
         condition: service_started
   # Serves the /api endpoint the frontend uses
-  backend-example:
+  backend:
     image: ghcr.io/openzipkin/brave-example
     entrypoint: start-backend
     depends_on: