Updat epubs

Author: SasiAlavala

-quality

@@ -348,7 +348,7 @@ imagemagick:
     - ".tiff"
     - ".gif"
   output_formats:
-    webp: "-quality 85"
+    webp: "-strip -quality 90"
 
 # Lazy loading images
 #   If you enable lazy loading, all images will add the loading="lazy" attribute.

_config.yml

@@ -0,0 +1,26 @@
+{% comment %}
+  Usage: {% include responsive_image.liquid path="/assets/img/path/to/image.jpg" alt="Alt text" class="optional-class" %}
+{% endcomment %}
+
+{% assign image_path = include.path %}
+{% assign image_alt = include.alt | default: "" %}
+{% assign image_class = include.class | default: "" %}
+
+{% comment %} Extract base path without extension {% endcomment %}
+{% assign path_parts = image_path | split: '.' %}
+{% assign extension = path_parts | last %}
+{% assign path_without_ext = image_path | replace_last: extension, "" | remove_last: "." %}
+
+<picture>
+  {% comment %} WebP sources with different widths {% endcomment %}
+  <source 
+    type="image/webp"
+    srcset="{{ path_without_ext }}-480.webp 480w,
+            {{ path_without_ext }}-800.webp 800w,
+            {{ path_without_ext }}-1400.webp 1400w"
+    sizes="(max-width: 480px) 480px, (max-width: 800px) 800px, 1400px">
+  
+  {% comment %} Fallback to original image {% endcomment %}
+  <img src="{{ image_path }}" alt="{{ image_alt }}" class="{{ image_class }}" loading="lazy">
+</picture>
+

_includes/responsive_image.liquid

@@ -42,6 +42,7 @@ permalink: /publications/
         <div class="pub-authors">P Tiwari, S Nath, R Prakash</div>
         <div class="pub-venue">2026 IEEE International Conference on Robotics and Automation (ICRA)</div>
         <div class="pub-links">
+          <span class="pub-link-text">Paper</span>
         </div>
       </div>
     </div>
@@ -56,6 +57,7 @@ permalink: /publications/
         <div class="pub-authors">S Kumar, R Prakash</div>
         <div class="pub-venue">2026 IEEE International Conference on Robotics and Automation (ICRA)</div>
         <div class="pub-links">
+          <span class="pub-link-text">Paper</span>
         </div>
       </div>
     </div>
@@ -70,6 +72,7 @@ permalink: /publications/
         <div class="pub-authors">S Saharsh, S Sonkar, P Jagtap, R Prakash</div>
         <div class="pub-venue">2026 IEEE International Conference on Robotics and Automation (ICRA)</div>
         <div class="pub-links">
+          <span class="pub-link-text">Paper</span>
         </div>
       </div>
     </div>