Fix tailscale ingresses and annotations

manifests/data/postgres.yaml

@@ -78,6 +78,9 @@ kind: Service
 metadata:
   name: postgres
   namespace: postgres
+  annotations:
+    tailscale.com/expose: "true"
+    tailscale.com/hostname: "dumpnet-postgres"
 spec:
   selector:
     app: postgres