Fix music activity images not reverting when image caching is disabled

Apply the image_url filter to artist/album/track rows in
music_activity_overview.html — this template was missed when the filter
was rolled out to every other image-rendering template in 5668bba.

Fixes #981

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

Author: dannyvfilms

src/templates/app/components/statistics/music_activity_overview.html

@@ -36,7 +36,7 @@ <h3 class="text-sm font-medium uppercase tracking-wide text-[var(--color-text-se
                   <a href="{{ artist|music_artist_url }}" class="flex items-center space-x-3 hover:bg-[var(--color-surface)] rounded-md p-1 -m-1 transition-colors cursor-pointer">
                     <span class="text-[var(--color-text-muted)] text-sm font-medium w-4">{{ forloop.counter }}</span>
                     {% if artist.image and artist.image != IMG_NONE %}
-                    <img src="{{ IMG_NONE }}" data-src="{{ artist.image }}" alt="{{ artist.name }}" class="lazyload w-10 h-10 rounded-full object-cover bg-[var(--color-surface)]">
+                    <img src="{{ IMG_NONE }}" data-src="{{ artist.image|image_url }}" alt="{{ artist.name }}" class="lazyload w-10 h-10 rounded-full object-cover bg-[var(--color-surface)]">
                     {% else %}
                     <div class="w-10 h-10 rounded-full bg-[var(--color-surface)] flex items-center justify-center">
                       <svg xmlns="http://www.w3.org/2000/svg" class="w-5 h-5 text-[var(--color-text-muted)]" fill="none" viewBox="0 0 24 24" stroke="currentColor">
@@ -67,7 +67,7 @@ <h3 class="text-sm font-medium uppercase tracking-wide text-[var(--color-text-se
                   <a href="{{ album|music_album_url }}" class="flex items-center space-x-3 hover:bg-[var(--color-surface)] rounded-md p-1 -m-1 transition-colors cursor-pointer">
                     <span class="text-[var(--color-text-muted)] text-sm font-medium w-4">{{ forloop.counter }}</span>
                     {% if album.image and album.image != IMG_NONE %}
-                    <img src="{{ IMG_NONE }}" data-src="{{ album.image }}" alt="{{ album.title }}" class="lazyload w-10 h-10 rounded object-cover bg-[var(--color-surface)]">
+                    <img src="{{ IMG_NONE }}" data-src="{{ album.image|image_url }}" alt="{{ album.title }}" class="lazyload w-10 h-10 rounded object-cover bg-[var(--color-surface)]">
                     {% else %}
                     <div class="w-10 h-10 rounded bg-[var(--color-surface)] flex items-center justify-center">
                       <svg xmlns="http://www.w3.org/2000/svg" class="w-5 h-5 text-[var(--color-text-muted)]" fill="none" viewBox="0 0 24 24" stroke="currentColor">
@@ -102,7 +102,7 @@ <h3 class="text-sm font-medium uppercase tracking-wide text-[var(--color-text-se
                   {% endif %}
                     <span class="text-[var(--color-text-muted)] text-sm font-medium w-4">{{ forloop.counter }}</span>
                     {% if track.album_image and track.album_image != IMG_NONE %}
-                    <img src="{{ IMG_NONE }}" data-src="{{ track.album_image }}" alt="{{ track.album }}" class="lazyload w-10 h-10 rounded object-cover bg-[var(--color-surface)]">
+                    <img src="{{ IMG_NONE }}" data-src="{{ track.album_image|image_url }}" alt="{{ track.album }}" class="lazyload w-10 h-10 rounded object-cover bg-[var(--color-surface)]">
                     {% else %}
                     <div class="w-10 h-10 rounded bg-[var(--color-surface)] flex items-center justify-center">
                       <svg xmlns="http://www.w3.org/2000/svg" class="w-5 h-5 text-[var(--color-text-muted)]" fill="none" viewBox="0 0 24 24" stroke="currentColor">