add labels to images

web.go

@@ -18,7 +18,7 @@ func init() {
 <head>
 <title>MandelMapper</title>
 
-<meta property="og:url" content="http://mc.deadbeef.codes/" />
+<meta property="og:url" content="https://mandelmap.deadbeef.codes/" />
 <meta property="og:type" content="website" />
 <meta property="og:title" content="Mandelbrot Mapper">
 <meta property="og:description" content="A Google maps front end to a distributed real-time fractal renderer">