remove flow.State

flow/flow.go

@@ -113,7 +113,6 @@ type Flow struct {
 	done   chan struct{}
 
 	Id uuid.UUID
-	State map[string]interface{} // Can add value by addon
 }
 
 func (f *Flow) MarshalJSON() ([]byte, error) {
@@ -128,7 +127,6 @@ func NewFlow() *Flow {
 	return &Flow{
 		done: make(chan struct{}),
 		Id:   uuid.NewV4(),
-		State: make(map[string]interface{}),
 	}
 }