redesign fully scaffolded and web login works

deploy/k8s/base/namespaces.yaml

@@ -1,17 +1,9 @@
 # Namespace definitions for dexorder AI platform
-# - dexorder-system: gateway, flink, kafka, and other infrastructure
+# - default: gateway, web, and infrastructure services
 # - dexorder-agents: user agent containers (isolated, restricted)
 ---
 apiVersion: v1
 kind: Namespace
-metadata:
-  name: dexorder-system
-  labels:
-    app.kubernetes.io/part-of: dexorder
-    dexorder.io/type: system
----
-apiVersion: v1
-kind: Namespace
 metadata:
   name: dexorder-agents
   labels: