feat: complete Task 3 - update web UI and handlers for Live/Remix filtering

internal/web/templates/artist.html

@@ -30,6 +30,21 @@
         {{ if .IgnoreSingles }}<span class="sub"> (singles currently ignored)</span>{{ end }}
     </form>
 
+    <form class="toggle" method="POST" action="/artist/{{ .ID }}/ignore-compilations">
+        <button type="submit">{{ if .IgnoreCompilations }}Enable compilations{{ else }}Ignore all compilations{{ end }}</button>
+        {{ if .IgnoreCompilations }}<span class="sub"> (compilations currently ignored)</span>{{ end }}
+    </form>
+
+    <form class="toggle" method="POST" action="/artist/{{ .ID }}/ignore-live">
+        <button type="submit">{{ if .IgnoreLive }}Enable live{{ else }}Ignore all live{{ end }}</button>
+        {{ if .IgnoreLive }}<span class="sub"> (live recordings currently ignored)</span>{{ end }}
+    </form>
+
+    <form class="toggle" method="POST" action="/artist/{{ .ID }}/ignore-remix">
+        <button type="submit">{{ if .IgnoreRemix }}Enable remixes{{ else }}Ignore all remixes{{ end }}</button>
+        {{ if .IgnoreRemix }}<span class="sub"> (remixes currently ignored)</span>{{ end }}
+    </form>
+
     <h2>Local albums (Subsonic)</h2>
     {{ if .LocalAlbums }}
     <table>