refactor: destructure Options in templates with if let

server/templates/index.html

···
       sse-connect="/scrobbles{% if scrobble.is_none() %}?immediate=true{% endif %}"
       sse-swap="scrobble"
       >
-      {%- match scrobble %} {%- when Some with (ScrobblesTemplate {intro, now_playing, image, srcset}) %}
+      {%- if let Some(ScrobblesTemplate {intro, now_playing, image, srcset}) = scrobble %}
       {% include "scrobble.html" %}
-      {%- else %}
-      {%- endmatch %}
+      {%- endif %}
     </div>
   </body>
 </html>

server/templates/scrobble.html

···
 <div class="bar-container">
-  {%- match image %} {%- when Some with (image) %}
+  {%- if let Some(image) = image %}
   <img
     class="bar-cover"
     src="{{ image }}"
     alt="Cover art"
-    {%- match srcset %} {%- when Some with (srcset) %}
+    {%- if let Some(srcset) = srcset %}
     srcset="{{ srcset }}"
-    {%- else %}
-    {%- endmatch %}
+    {%- endif %}
   />
-  {%- else %}
-  {%- endmatch %}
+  {%- endif %}
   <p class="bar-text-intro">{{ intro }}</p>
   <p class="bar-text-music">{{ now_playing }}</p>
 </div>