Fix loading empty config

internal/db/queries.go

@@ -2,10 +2,13 @@ package db
 
 import "gorm.io/gorm"
 
+// GetConfig fetches the application config from the database
 func GetConfig(db *gorm.DB) (*AppConfig, error) {
-	var appConfig AppConfig
-	if err := db.First(&appConfig).Error; err != nil {
+	var cfg AppConfig
+	err := db.First(&cfg, 1).Error
+	if err != nil {
 		return nil, err
 	}
-	return &appConfig, nil
+
+	return &cfg, err
 }