AppManager: Support inter-cluster proxy for MongoDB

Change-Id: I2434e8d0118214447bd5ede2f6623d2d922b0a9a
diff --git a/core/installer/canvas-app.cue b/core/installer/canvas-app.cue
index 89546c0..0f54b06 100644
--- a/core/installer/canvas-app.cue
+++ b/core/installer/canvas-app.cue
@@ -25,11 +25,19 @@
 		}
 	}],
 	  "postgresql": [{
-		  "name": "pgg",
+		  "name": "pg",
 		  "size": "2Gi",
 		  "expose": [{
 		    "network": "public",
-			"subdomain": "piopio"
+			"subdomain": "pg"
+		  }]
+	  }],
+	  "mongodb": [{
+		  "name": "moo",
+		  "size": "2Gi",
+		  "expose": [{
+		    "network": "public",
+			"subdomain": "mo"
 		  }]
 	  }],
 	  "cluster": "asdc"