A favicon image generation tool.
cargo install favicon-rsfavicon -i <image.png> [output_path]<head>
<link rel="shortcut icon" type="image/x-icon" href="/favicon.ico" />
<!-- OR -->
<link rel="icon" type="image/x-icon" href="/favicon.ico" />
<link rel="icon" type="image/png" sizes="32x32" href="favicon-32x32.png" />
<link rel="icon" type="image/png" sizes="192x192" href="android-chrome-192x192.png" />
<link rel="icon" type="image/png" sizes="512x512" href="android-chrome-512x512.png" />
<link rel="apple-touch-icon" sizes="180x180" href="apple-touch-icon.png" />
</head>