Add preview image

Author: rezigned

.github/workflows/github-pages.yml

@@ -3,7 +3,7 @@ name: Release to Github Pages
 
 on:
   push:
-    branches: [main]
+    branches: [main, add-wasm-backend]
     paths:
       - 'examples/wasm/**'
   workflow_dispatch:

examples/wasm/index.html

@@ -6,7 +6,7 @@
     <meta property="og:title" content="keymap-rs + WASM (Nyan Jump!)" />
     <meta property="og:type" content="object" />
     <meta property="og:url" content="https://rezigned.com/keymap-rs" />
-    <meta property="og:image" content="https://rezigned.github.io/keymap-rs/preview.png" />
+    <meta property="og:image" content="https://rezigned.github.io/keymap-rs/public/preview.png" />
     <title>keymap-rs + WASM (Nyan Jump!)</title>
 
     <link data-trunk rel="css" href="index.css" />