initial commit

backend/Domain/Base/BaseEntity.cs

@@ -0,0 +1,12 @@
+namespace Extrudex.Domain.Base;
+
+/// <summary>
+/// Base entity providing a primary key identifier.
+/// </summary>
+public abstract class BaseEntity
+{
+    /// <summary>
+    /// Unique identifier for the entity.
+    /// </summary>
+    public Guid Id { get; set; } = Guid.NewGuid();
+}