json 소문자로 변경

server/operation.go

@@ -90,8 +90,8 @@ func (sp *hostPool) unregist(key string) {
 }
 
 type hostSnapshot struct {
-	Procs   []ProcessSnapshot
-	Deploys map[string][]*protos.VersionAndArgs
+	Procs   []ProcessSnapshot                   `json:"procs"`
+	Deploys map[string][]*protos.VersionAndArgs `json:"deploys"`
 }
 
 func (sp *hostPool) allHosts() map[string]hostSnapshot {