feat: implement new structure

backend/app/services/tenant.go

@@ -0,0 +1,22 @@
+package services
+
+import (
+	"context"
+
+	tenant_dto "quyun/v2/app/http/v1/dto"
+)
+
+// @provider
+type tenant struct{}
+
+func (s *tenant) GetPublicProfile(ctx context.Context, id string) (*tenant_dto.TenantProfile, error) {
+	return &tenant_dto.TenantProfile{}, nil
+}
+
+func (s *tenant) Follow(ctx context.Context, id string) error {
+	return nil
+}
+
+func (s *tenant) Unfollow(ctx context.Context, id string) error {
+	return nil
+}