feat: add details demo

control-plane/api/internal/demos/store.go

@@ -14,6 +14,7 @@ type Store interface {
 	ListByUsername(username string) ([]Demo, error)
 	Update(d Demo) (Demo, error)
 	CountActive() (int, error)
+	GetDemoByUsername(username string) (Demo, error)
 }
 
 // GormStore : Store adossé à PostgreSQL via GORM.
@@ -68,3 +69,14 @@ func (s *GormStore) CountActive() (int, error) {
 		Count(&n).Error
 	return int(n), err
 }
+
+func (s *GormStore) GetDemoByUsername(username string) (Demo, error) {
+	var demo Demo
+
+	err := s.db.
+		Where("username = ?", username).
+		First(&demo).
+		Error
+
+	return demo, err
+}