Add project files.

RepositoryPattern/Form1.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace RepositoryPattern
+{
+    public partial class Form1 : Form
+    {
+        IProductRepository _productRepository;
+        public Form1(IProductRepository productRepository)
+        {
+            InitializeComponent();
+            _productRepository = productRepository;
+        }
+
+        private void Form1_Load(object sender, EventArgs e)
+        {
+             dataGridView.DataSource = _productRepository.GetProducts();
+            lblTotalRecords.Text = $"Total records: {dataGridView.RowCount}";
+        }
+    }
+}