infra: restore admin namespace and db proxy route

k8s/jam-cloud/admin.yaml

@@ -1,3 +1,8 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: jam-cloud
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -37,7 +42,7 @@ spec:
         - name: SECRET_KEY_BASE
           value: "a7b8c9d0e1f2g3h4i5j6k7l8m9n0o1p2q3r4s5t6u7v8w9x0y1z2a3b4c5d6e7f8"
         - name: DATABASE_URL
-          value: postgres://jam:jam@72.14.176.182:5432/jam
+          value: postgresql://jam:jam@egress-proxy.jam-cloud-infra.svc.cluster.local:5432/jam?sslmode=disable
         - name: AWS_KEY
           value: AKIAJAXEHQBDOZ5WAWKA
         - name: AWS_SECRET