Merge pull request 'Switch to dvh' (#21) from i18 into main

Reviewed-on: https://codeberg.org/macchiato/pages/pulls/21

index.html

@@ -11,8 +11,7 @@
         box-sizing: border-box;
       }
       body {
-        height: 100vh;
+        height: 100dvh;
-        height: 100svh;
         max-width: 800px;
         margin: 0 auto;
       }

sw.js

@@ -9,7 +9,7 @@ async function initCache() {
     '/components/header.js',
     '/components/nav-menu.js',
     '/components/page-menu.js',
-  ]) //5
+  ]) //6
 }
 
 self.addEventListener("install", event => {