Kaching test task1

<ul>
<!--selecting the category of the products for testing purposes-->
  {%- assign selected_category = "electronics" %}
  <!--sorting products by price-->
  {%- assign sorted_products = products | sort: "price" %}
  {%- assign category_found = false %}

    <h2>Products Category: {{ selected_category | capitalize }}</h2>

 <!--showing products by selected category-->
  {%- for product in sorted_products %}
    {%- if selected_category == "" or product.category == selected_category %}
      {%- assign category_found = true %}
      <li>
      <!--showing product name and price like in the output example/missing price handling-->
        <a href="{{ product.name | prepend: "#" }}">
          {%- if product.price != null %}
            ${{ product.price | round: 2 }}
          {%- else %}
            Price unavailable
          {%- endif %}
        </a>
      </li>
    {%- endif %}
  {%- endfor %}

<!--edge case handling-->
  {%- if category_found == false %}
   <h2>No products were found in this category.
   All our available products: </h2>
    {%- for product in sorted_products %}
      <li>
        <a href="{{ product.name | prepend: "#" }}">
          {%- if product.price != null %}
            ${{ product.price | round: 2 }}
          {%- else %}
            Price unavailable
          {%- endif %}
        </a>
      </li>
    {%- endfor %}
  {%- endif %}
</ul>