refactor: rename files into common naming, rename GetId to NextId, document function

internal/services/event.go

@@ -23,7 +23,7 @@ type FireEventRequest struct {
 // as `event_data`.
 func (e Event) Fire(eventType string, eventData ...map[string]any) error {
 	req := FireEventRequest{
-		Id:   internal.GetId(),
+		Id:   internal.NextId(),
 		Type: "fire_event",
 	}
 

internal/services/services.go

@@ -45,8 +45,8 @@ type BaseServiceRequest struct {
 }
 
 func NewBaseServiceRequest(entityId string) BaseServiceRequest {
-	id := internal.GetId()
 	bsr := BaseServiceRequest{
+	id := internal.NextId()
 		Id:          id,
 		RequestType: "call_service",
 	}