add app coder

resources/namespaces/base/coder.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  annotations:
+    argocd.argoproj.io/sync-options: Prune=false
+  creationTimestamp: null
+  name: coder
+spec: {}
+status: {}