fix: update user plan and rearrange structur project

internal/services/subscribe_plan/get_all.go

@@ -0,0 +1,9 @@
+package subscribeplansvc
+
+import (
+	subscribeplandomain "legalgo-BE-go/internal/domain/subscribe_plan"
+)
+
+func (s *impl) GetAllPlan() ([]subscribeplandomain.SubscribePlan, error) {
+	return s.subsRepo.GetAll()
+}