Aurora SpotiRip desktop and web app

- Spotify playlist, library, album and artist browsing with in-app playback
- Song, playlist and album downloads via spotdl with YouTube and Bandcamp fallbacks
- Electron desktop app (castLabs Widevine) with a permanent sidebar layout
- Linux and Windows packaging scripts

components/Avatar.module.css

@@ -0,0 +1,44 @@
+@layer base {
+  .avatar {
+    position: relative;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    overflow: hidden;
+    border-radius: var(--radius-full);
+    width: 2.5rem;
+    height: 2.5rem;
+    flex-shrink: 0;
+    background-color: var(--muted);
+    border: 2px solid var(--card);
+    transition: transform var(--animation-duration-normal) ease, 
+                box-shadow var(--animation-duration-normal) ease;
+  }
+  
+  .avatar:hover {
+    transform: scale(1.05);
+    box-shadow: var(--shadow);
+  }
+  
+  .avatarImage {
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+    border-radius: inherit;
+  }
+  
+  .avatarFallback {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    background-color: var(--primary);
+    color: var(--primary-foreground);
+    font-family: var(--font-family-base);
+    font-weight: 500;
+    font-size: 0.875rem;
+    line-height: 1;
+    text-transform: uppercase;
+  }
+}