fix

Application/ConfigApplication.cs

@@ -0,0 +1,53 @@
+namespace Application;
+
+/// <summary>
+/// 配置应用服务接口
+/// </summary>
+public interface IConfigApplication
+{
+    /// <summary>
+    /// 获取配置值
+    /// </summary>
+    Task<string> GetConfigAsync(string key);
+
+    /// <summary>
+    /// 设置配置值
+    /// </summary>
+    Task SetConfigAsync(string key, string value);
+}
+
+/// <summary>
+/// 配置应用服务实现
+/// </summary>
+public class ConfigApplication(
+    IConfigService configService,
+    ILogger<ConfigApplication> logger
+) : IConfigApplication
+{
+    public async Task<string> GetConfigAsync(string key)
+    {
+        if (string.IsNullOrWhiteSpace(key))
+        {
+            throw new ValidationException("配置键不能为空");
+        }
+
+        var value = await configService.GetConfigByKeyAsync<string>(key);
+        return value ?? string.Empty;
+    }
+
+    public async Task SetConfigAsync(string key, string value)
+    {
+        if (string.IsNullOrWhiteSpace(key))
+        {
+            throw new ValidationException("配置键不能为空");
+        }
+
+        var success = await configService.SetConfigByKeyAsync(key, value);
+        if (!success)
+        {
+            throw new BusinessException($"设置配置 {key} 失败");
+        }
+
+        logger.LogInformation("配置 {Key} 已更新", key);
+    }
+}