<edit>add favicon

index.html

@@ -7,6 +7,10 @@
   <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
   <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.1/font/bootstrap-icons.css" rel="stylesheet">
   <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap" rel="stylesheet">
+  <link rel="apple-touch-icon" sizes="180x180" href="/static/apple-touch-icon.png">
+  <link rel="icon" type="image/png" sizes="32x32" href="/static/favicon-32x32.png">
+  <link rel="icon" type="image/png" sizes="16x16" href="/static/favicon-16x16.png">
+  <link rel="manifest" href="/static/site.webmanifest">
   <style>
     :root{--primary:#3b82f6;--muted:#64748b;--bg:#f6f9fc;--card:#fff;--border:#e6eef8;--text:#102a43}
     *{box-sizing:border-box}

static/site.webmanifest

@@ -0,0 +1 @@
+{"name":"","short_name":"","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png"}],"theme_color":"#ffffff","background_color":"#ffffff","display":"standalone"}