Add personal bio and product details

Products.java

@@ -335,7 +335,15 @@ public class Products { /* a good class, but not as good as cse391 */
                 129.99
         );
     }
-
+    public Product shen824Product() {
+	return new Product(
+		"Magic Keyboard",
+		"Wireless, Convenience",
+		"keyboard.jpg",
+		"keyboard",
+		99.00
+	);
+    }
     public Product robertdlProduct(){
 	return new Product(
 		"Sunshower Sam",

Staff.java

@@ -356,7 +356,15 @@ public class Staff {
                 "Tennis racket and balls"
         );
     }
-
+    public Employee shen824() {
+	return new Employee(
+		"Yixiang",
+		"Student",
+		"tired",
+		"sea.jpg",
+		"sea"
+	);
+    }
     public Employee robertdl(){
 	return new Employee(
 		"Robert Luiten",