[Update] new logic

lib/utils/progress_checker.py

@@ -0,0 +1,22 @@
+import json
+import os
+from pathlib import Path
+
+progress_file = Path("data/scan_progress.json")
+
+
+def save_progress(current_progress):
+    """현재 진행 상황을 파일에 저장"""
+    with open(progress_file, 'w', encoding='utf-8') as f:
+        json.dump(current_progress, f, ensure_ascii=False, indent=2)
+
+
+def load_progress():
+    """이전 진행 상황을 파일에서 불러오기"""
+    if os.path.exists(progress_file):
+        try:
+            with open(progress_file, 'r', encoding='utf-8') as f:
+                return json.load(f)
+        except:
+            return None
+    return None