feat: ignore pending model changes warnings and update EF Core version in DbContext configuration

timetracker.Server/Data/Migrations/20260625184756_PendingChanges.cs

@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace timetracker.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class PendingChanges : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}