Refactor code structure for improved readability and maintainability

.vscode/ftp-kr.sync.cache.json

@@ -1145,6 +1145,30 @@
         "lmtime": 0,
         "modified": false
       },
+      ".htaccess.2025-07-10-1752128513": {
+        "type": "-",
+        "size": 3669,
+        "lmtime": 0,
+        "modified": false
+      },
+      ".htaccess.2025-07-10-1752154312": {
+        "type": "-",
+        "size": 3670,
+        "lmtime": 0,
+        "modified": false
+      },
+      ".htaccess.2025-07-11-1752219916": {
+        "type": "-",
+        "size": 3669,
+        "lmtime": 0,
+        "modified": false
+      },
+      ".htaccess.2025-07-11-1752241703": {
+        "type": "-",
+        "size": 3670,
+        "lmtime": 0,
+        "modified": false
+      },
       "image_log.json": {
         "type": "-",
         "size": 128703,
@@ -1638,9 +1662,9 @@
       },
       "import-product.php": {
         "type": "-",
-        "size": 32611,
+        "size": 31859,
         "lmtime": 1749496861877,
-        "modified": false
+        "modified": true
       },
       "index.php": {
         "type": "-",