refactor(core): 统一使用ErrorCode并添加错误日志记录

- 将path_manager和import_export模块的返回值从int/void改为ErrorCode
- 在关键操作中添加日志记录，便于调试和错误追踪
- 更新调用代码以检查错误码并记录错误
- 修改运行命令以管理员权限启动程序

src/core/path_manager.c

@@ -1,51 +1,57 @@
 #include "core/path_manager.h"
 #include "utils/os_env.h"
+#include "utils/error_code.h"
+#include "utils/logger.h"
 #include <stdlib.h>
 #include <string.h>
 
 // 删除指定索引的路径项
-void path_manager_remove_at(StringList *list, int index)
+ErrorCode path_manager_remove_at(StringList *list, int index)
 {
     if (!list || index < 0 || index >= list->count)
-        return;
+        return ERR_NULL_PTR;
     
     free(list->items[index]);
     for (int i = index; i < list->count - 1; i++)
     {
         list->items[i] = list->items[i + 1];
     }
+    list->items[list->count - 1] = NULL;
     list->count--;
+    return ERR_OK;
 }
 
 // 向上移动路径项
-void path_manager_move_up(StringList *list, int index)
+ErrorCode path_manager_move_up(StringList *list, int index)
 {
     if (!list || index <= 0 || index >= list->count)
-        return;
+        return ERR_NULL_PTR;
     
     char *temp = list->items[index];
     list->items[index] = list->items[index - 1];
     list->items[index - 1] = temp;
+    return ERR_OK;
 }
 
 // 向下移动路径项
-void path_manager_move_down(StringList *list, int index)
+ErrorCode path_manager_move_down(StringList *list, int index)
 {
     if (!list || index < 0 || index >= list->count - 1)
-        return;
+        return ERR_NULL_PTR;
     
     char *temp = list->items[index];
     list->items[index] = list->items[index + 1];
     list->items[index + 1] = temp;
+    return ERR_OK;
 }
 
 // 清理无效路径项
-int path_manager_clean(StringList *list)
+ErrorCode path_manager_clean(StringList *list)
 {
-    if (!list) return 0;
+    if (!list) return ERR_NULL_PTR;
+    
     int removed_count = 0;
 
-    // 从后往前遍历，方便删除
     for (int i = list->count - 1; i >= 0; i--)
     {
         char *item = list->items[i];
@@ -53,14 +59,12 @@ int path_manager_clean(StringList *list)
 
         int should_remove = 0;
 
-        // 1. 检查有效性
         if (!is_path_valid(item))
         {
             should_remove = 1;
         }
         else
         {
-            // 2. 检查重复 (检查当前项之前是否出现过)
             for (int j = 0; j < i; j++)
             {
                 char *prev_item = list->items[j];
@@ -78,5 +82,8 @@ int path_manager_clean(StringList *list)
             removed_count++;
         }
     }
-    return removed_count;
+    
+    log_info("Cleaned paths: removed %d invalid/duplicate paths, remaining %d", 
+            removed_count, list->count);
+    return ERR_OK;
 }