added icon

src/main/java/cz/kamma/darts/App.java

@@ -88,6 +88,8 @@ public class App {
                 contentType = "application/javascript";
             if (path.endsWith(".css"))
                 contentType = "text/css";
+            if (path.endsWith(".svg"))
+                contentType = "image/svg+xml";
 
             exchange.getResponseHeaders().set("Content-Type", contentType);
             exchange.sendResponseHeaders(200, content.length);

src/main/resources/web/favicon.svg

@@ -0,0 +1,8 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <rect width="64" height="64" rx="16" fill="#0f172a"/>
+  <circle cx="32" cy="32" r="18" fill="#1e293b" stroke="#22c55e" stroke-width="4"/>
+  <circle cx="32" cy="32" r="10" fill="none" stroke="#22c55e" stroke-width="3"/>
+  <circle cx="32" cy="32" r="3.5" fill="#f8fafc"/>
+  <path d="M45 17l-5 13-8 2 2-8 11-7z" fill="#22c55e"/>
+  <path d="M45 17l-2 5-4-3 6-2z" fill="#86efac"/>
+</svg>

src/main/resources/web/index.html

@@ -4,6 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Darts Stats Dashboard</title>
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg">
     <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
     <style>
         :root {