userfront 이력 session ID기반 작업 완료.

backend/internal/service/dry_run_service.go

@@ -0,0 +1,18 @@
+package service
+
+import (
+	"os"
+	"strings"
+)
+
+func IsProductionEnv() bool {
+	env := strings.ToLower(os.Getenv("APP_ENV"))
+	if env == "" {
+		env = strings.ToLower(os.Getenv("GO_ENV"))
+	}
+	return env == "prod" || env == "production"
+}
+
+func IsDryRunAllowed() bool {
+	return !IsProductionEnv()
+}