AppManager: Add API endpoint to install dodo app

Refactors cue definitions.

Next steps:
* Needs some cleanup, namespace is hard coded ...
* Maybe merge with regular install API
* Support exposing ports across clusters

Change-Id: Ibfc3c3f742b61f2c5874012fe6c77b958eae81d9
diff --git a/core/installer/values-tmpl/soft-serve.cue b/core/installer/values-tmpl/soft-serve.cue
index dae0515..23e07bb 100644
--- a/core/installer/values-tmpl/soft-serve.cue
+++ b/core/installer/values-tmpl/soft-serve.cue
@@ -77,7 +77,7 @@
 		}
 	}]
 
-	volumes: data: size: "1Gi"
+	volume: data: size: "1Gi"
 
 	helm: {
 		softserve: {
@@ -88,7 +88,7 @@
 				adminKey: input.adminKey
 				host: _domain
 				sshPublicPort: input.sshPort
-				persistentVolumeClaimName: volumes.data.name
+				persistentVolumeClaimName: volume.data.name
 				image: {
 					repository: images.softserve.fullName
 					tag: images.softserve.tag