- add favicons

- make html more valid

assets/favicon.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><defs><style>@media (prefers-color-scheme:dark){path{fill:#fff}}</style></defs><path fill="#55626a" d="M66.65 326.34h13.33c16.72 0 34.27-7.19 34.27-30.89v-58.82c0-13.96-5.71-26.23-28.35-26.23H70.67c-9.73 0-21.16 3.81-27.93 10.8v-53.53L0 169.36v20.73h13.12V323.8h23.06l3.6-8.68c6.35 6.98 16.08 11.21 26.87 11.21m-2.76-23.26c-7.41 0-16.08-1.91-21.16-4.87v-62.63c4.23-1.27 11.42-2.97 18.83-2.97h11.21c8.68 0 12.27 2.54 12.27 10.8V291c0 8.46-3.18 12.06-11.64 12.06h-9.52Zm71.31 20.73h53.74v-19.25l-12.06-.42v-67.7c3.6-1.06 11-2.33 19.46-2.33h9.73c5.71 0 10.79 1.7 10.79 8.47v61.57l-12.27.42v19.25h53.74v-19.25l-12.06-.42v-68.97c0-17.56-11.21-24.76-28.56-24.76h-11.64c-12.27 0-22.43 4.66-29.83 12.06l-1.27-10.37-40.83 1.05v20.52h13.33v70.46l-12.27.42v19.25Zm176.44 1.06h34.7l34.27-90.98 11.21-.42v-20.53h-50.57v20.53h12.69l-20.73 60.93-1.48 7.82h-.42l-1.69-7.82-20.31-60.93H322v-20.53h-56.49v20.52l12.69.42 33.43 90.98Zm152.75 1.48h13.33c16.71 0 34.27-7.19 34.27-30.89v-58.82c0-13.96-5.71-26.23-28.35-26.23h-15.23c-9.73 0-21.16 3.81-27.93 10.8v-53.53l-42.74 1.69v20.73h13.12V323.8h23.06l3.6-8.68c6.35 6.98 16.08 11.21 26.87 11.21m-2.74-23.26c-7.41 0-16.08-1.91-21.16-4.87v-62.63c4.23-1.27 11.42-2.97 18.83-2.97h11.22c8.67 0 12.27 2.54 12.27 10.8V291c0 8.46-3.18 12.06-11.64 12.06h-9.52Z"/></svg>

launch.html

@@ -4,7 +4,10 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Jitsi Meeting</title>
-
+    <link rel='shortlink' href='https://meet.bnvb.eu/' />
+    <link href="https://meet.bnvb.eu/assets/favicon.ico" rel="alternate icon">
+    <link href="https://meet.bnvb.eu/assets/apple-touch-icon.png" rel="apple-touch-icon" sizes="180x180">
+    <link href="https://meet.bnvb.eu/assets/favicon.svg" rel="icon" type="image/svg+xml">
     <style>
       :root {
         color-scheme: light;
@@ -318,7 +321,7 @@
   <body>
     <nav class="navbar">
       <div id="logoBar" class="logo-bar hidden">
-        <img id="logoImage" src="" alt="Logo">
+        <img id="logoImage" src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" alt="Logo">
       </div>
       <div class="nav-actions">
       <a class="button secondary" href="https://www.bnvb-ingenieure.de/impressum" target="_blank" rel="noopener noreferrer" data-i18n="impressum">