Add favicon, shortcut icon, and apple-touch-icon matching app logo

thread_ripper/static/favicon.svg

@@ -0,0 +1,15 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" width="64" height="64">
+  <defs>
+    <linearGradient id="logo-grad" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#1f6feb" />
+      <stop offset="100%" stop-color="#8957e5" />
+    </linearGradient>
+  </defs>
+  <!-- Rounded badge background -->
+  <rect width="64" height="64" rx="16" fill="url(#logo-grad)" />
+  <!-- Centered Chain/Link Icon -->
+  <g transform="translate(8, 8) scale(2)" fill="none" stroke="#ffffff" stroke-width="2.3" stroke-linecap="round" stroke-linejoin="round">
+    <path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71" />
+    <path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71" />
+  </g>
+</svg>