Refactor code formatting and improve readability: standardize line breaks and indentation across various endpoint files, enhancing code clarity and maintainability. Update package version formatting in Directory.Packages.props for consistency.

backend/src/TeleWave.Domain/Settings/AppSetting.cs

@@ -12,8 +12,7 @@ public class AppSetting
 
     private AppSetting() { }
 
-    public static AppSetting Create(string key, string value) =>
-        new() { Key = key, Value = value };
+    public static AppSetting Create(string key, string value) => new() { Key = key, Value = value };
 
     public void SetValue(string value) => Value = value;
 }