We want the real image, and just the link URL

(We'll switch to getting just the URL in the field display configuration.)

agaric/templates/components/slide.html.twig

@@ -1,4 +1,4 @@
-<a href="{{ link }}" class="media teaser">
+<a href="{{ url }}" class="media teaser">
   <div class="media-left">
     {{ image }}
   </div>

agaric/templates/paragraph/paragraph--slide.html.twig

@@ -1,12 +1,8 @@
-{% set item_attributes = create_attribute().addClass(item_classes) %}
-{% import "@bulma/macros/renderables.html.twig" as renderables %}
-{% set link = renderables.merge_attributes(item_attributes, content.field_link, 0) %}
 {# Include slide component template. #}
 {%
   include '@agaric/components/slide.html.twig' with {
-    classes: classes,
-    image_url: content.field_image[0]['#markup'],
+    image: content.field_image,
     text: content.field_text,
-    link: link,
+    url: content.field_link,
   } only
 %}