Issue316 addresses search by postal code

src/Bundle/ChillMainBundle/Entity/PostalCode.php

@@ -29,6 +29,15 @@ use Symfony\Component\Serializer\Annotation\Groups;
  */
 class PostalCode
 {
+    /**
+     * This is an internal column which is populated by database.
+     *
+     * This column will ease the search operations
+     *
+     * @ORM\Column(type="text", options={"default": ""})
+     */
+    private string $canonical = '';
+
     /**
      * @var Point
      *