Add new migration

Hcs.WebApp/Data/Hcs/Migrations/20251124060910_AddExportGuidToOperation.cs

@@ -0,0 +1,27 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+namespace Hcs.WebApp.Data.Hcs.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddExportGuidToOperation : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "ExportGuid",
+                table: "Operations",
+                type: "nvarchar(max)",
+                nullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ExportGuid",
+                table: "Operations");
+        }
+    }
+}