initial branch commit, improve countstate backend logic

- stacked component rough sketch
- gql data request pipeline layed out

internal/graph/model/models_gen.go

@@ -176,6 +176,7 @@ type NodeFilter struct {
 	Subcluster     *StringInput           `json:"subcluster,omitempty"`
 	SchedulerState *schema.SchedulerState `json:"schedulerState,omitempty"`
 	HealthState    *string                `json:"healthState,omitempty"`
+	TimeStart      *int                   `json:"timeStart,omitempty"`
 }
 
 type NodeMetrics struct {
@@ -194,6 +195,13 @@ type NodeStates struct {
 	Count int    `json:"count"`
 }
 
+type NodeStatesTimed struct {
+	State string `json:"state"`
+	Type  string `json:"type"`
+	Count int    `json:"count"`
+	Time  int    `json:"time"`
+}
+
 type NodesResultList struct {
 	Items       []*NodeMetrics `json:"items"`
 	Offset      *int           `json:"offset,omitempty"`