Move Artist Radio and Enhance buttons to artist info area

Artist Radio and Enhance Quality buttons moved from the page header
into the artist hero section (after badges, before genres). Add to
Watchlist stays in the top-right header where it was.

webui/index.html

@@ -2666,18 +2666,6 @@
                         <span class="watchlist-icon">👁️</span>
                         <span class="watchlist-text">Add to Watchlist</span>
                     </button>
-
-                    <button class="library-artist-enhance-btn hidden" id="library-artist-enhance-btn"
-                        onclick="openEnhanceQualityModal()">
-                        <span class="enhance-icon">⚡</span>
-                        <span class="enhance-text">Enhance Quality</span>
-                    </button>
-
-                    <button class="library-artist-radio-btn" id="library-artist-radio-btn"
-                        onclick="playArtistRadio()">
-                        <span class="radio-icon">📻</span>
-                        <span class="radio-text">Artist Radio</span>
-                    </button>
                 </div>
 
                 <!-- Artist Hero Section -->
@@ -2695,6 +2683,18 @@
                                 <h1 class="artist-name" id="artist-detail-name">Artist Name</h1>
                                 <div class="artist-hero-badges" id="artist-hero-badges"></div>
                             </div>
+                            <div class="artist-hero-actions">
+                                <button class="library-artist-radio-btn" id="library-artist-radio-btn"
+                                    onclick="playArtistRadio()">
+                                    <span class="radio-icon">📻</span>
+                                    <span class="radio-text">Artist Radio</span>
+                                </button>
+                                <button class="library-artist-enhance-btn hidden" id="library-artist-enhance-btn"
+                                    onclick="openEnhanceQualityModal()">
+                                    <span class="enhance-icon">⚡</span>
+                                    <span class="enhance-text">Enhance Quality</span>
+                                </button>
+                            </div>
                             <div class="artist-genres-container" id="artist-genres"></div>
                             <div class="artist-hero-bio" id="artist-hero-bio" style="display:none;"></div>
                             <div class="artist-hero-numbers">

webui/static/style.css

@@ -22073,7 +22073,15 @@ body.helper-mode-active #dashboard-activity-feed:hover {
     flex-wrap: wrap;
     gap: 6px;
     align-items: center;
-    margin-bottom: 14px;
+    margin-bottom: 10px;
+}
+
+.artist-hero-actions {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 8px;
+    align-items: center;
+    margin-bottom: 12px;
 }
 .artist-hero-badge {
     width: 36px;