diff --git a/assets/avatar.png b/assets/avatar.png
new file mode 100644
index 0000000..e0f86c0
Binary files /dev/null and b/assets/avatar.png differ
diff --git a/assets/avatar.svg b/assets/avatar.svg
new file mode 100644
index 0000000..6c3fa97
--- /dev/null
+++ b/assets/avatar.svg
@@ -0,0 +1,17 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512">
+  <defs>
+    <radialGradient id="bg" cx="50%" cy="42%" r="78%">
+      <stop offset="0%" stop-color="#1b2230"/>
+      <stop offset="100%" stop-color="#0d0f13"/>
+    </radialGradient>
+  </defs>
+  <rect width="512" height="512" fill="url(#bg)"/>
+  <!-- gauge ring -->
+  <circle cx="256" cy="256" r="168" fill="none" stroke="#2a2f39" stroke-width="28"/>
+  <!-- accent sweep -->
+  <path d="M256 88 a168 168 0 1 1 -118.8 49.2" fill="none" stroke="#38bdf8"
+        stroke-width="28" stroke-linecap="round"/>
+  <!-- heartbeat / monitoring trace -->
+  <path d="M120 264 H200 L232 192 L280 336 L312 264 H392" fill="none" stroke="#e6e8eb"
+        stroke-width="28" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>