{% macro render_item_value(v, width) -%}
{% set val = v | string | trim %}
{% if val|length and val.lower().endswith(('.jpg', '.jpeg', '.png', '.gif', '.bmp')) %}
{# Ends with image extension: render img element with link to image #}
{% elif v is string or v is number %}
{{ val | urlize() }}
{% elif v is mapping %}