Adds image preview back on the table (#12739)

* adds image preview on image attachment #12627

* adds bootstrap initialization for hx-trigger=load #12627

---------

Co-authored-by: jeremystretch <jstretch@netboxlabs.com>

netbox/extras/tables/tables.py

@@ -22,6 +22,14 @@ __all__ = (
     'WebhookTable',
 )
 
+IMAGEATTACHMENT_IMAGE = '''
+{% if record.image %}
+  <a class="image-preview" href="{{ record.image.url }}" target="_blank">{{ record }}</a>
+{% else %}
+  &mdash;
+{% endif %}
+'''
+
 
 class CustomFieldTable(NetBoxTable):
     name = tables.Column(
@@ -96,6 +104,9 @@ class ImageAttachmentTable(NetBoxTable):
     parent = tables.Column(
         linkify=True
     )
+    image = tables.TemplateColumn(
+        template_code=IMAGEATTACHMENT_IMAGE,
+    )
     size = tables.Column(
         orderable=False,
         verbose_name='Size (bytes)'