DodoApp: Return env vars on install/update

Pass service namespace as env var as well.
Fix llm-api-key flag.

Change-Id: Iff8c845c4a1b62eb4940463a62eb32487abd5992
diff --git a/core/installer/app_manager.go b/core/installer/app_manager.go
index eee4841..e090a47 100644
--- a/core/installer/app_manager.go
+++ b/core/installer/app_manager.go
@@ -334,6 +334,7 @@
 	Release     Release
 	Helm        []Resource
 	Access      []Access
+	EnvVars     []EnvVar
 	RenderedRaw []byte
 }
 
@@ -578,6 +579,7 @@
 		RenderedRaw: rendered.Raw,
 		Access:      rendered.Access,
 		Helm:        extractHelm(rendered.Resources),
+		EnvVars:     rendered.EnvVars,
 	}, nil
 }
 
@@ -805,6 +807,7 @@
 		RenderedRaw: rendered.Raw,
 		Access:      rendered.Access,
 		Helm:        extractHelm(rendered.Resources),
+		EnvVars:     rendered.EnvVars,
 	}, nil
 }