fix: adapt color-theme attribute on root based on theme

packages/codemirror/themes.mjs

@@ -198,6 +198,7 @@ export function activateTheme(name) {
   const themeSettings = settings[name] || settings.strudelTheme;
   // set css variables
   themeStyle.innerHTML = `:root {
+      color-scheme: ${themeSettings.light ? 'light' : 'dark'};
       ${Object.entries(themeSettings)
         // important to override fallback
         .map(([key, value]) => `--${key}: ${value} !important;`)

packages/codemirror/themes/CutiePi.mjs

@@ -25,6 +25,7 @@ export const settings = {
   gutterForeground: lightGrey,
   gutterBorder: 'transparent',
   lineHighlight: pinkAccent,
+  light: true,
 };
 
 export default createTheme({

website/src/components/HeadCommon.astro

@@ -33,6 +33,7 @@ const baseNoTrailing = BASE_URL.endsWith('/') ? BASE_URL.slice(0, -1) : BASE_URL
 <!-- the following variables are just a fallback to make sure everything is readable without JS -->
 <style is:global>
   :root {
+    color-scheme: dark;
     --background: #222;
     --lineBackground: #22222299;
     --foreground: #fff;

website/src/components/HeadCommonNext.astro

@@ -32,6 +32,7 @@ const baseNoTrailing = BASE_URL.endsWith('/') ? BASE_URL.slice(0, -1) : BASE_URL
 <!-- the following variables are just a fallback to make sure everything is readable without JS -->
 <style is:global>
   :root {
+    color-scheme: dark;
     --background: #222;
     --lineBackground: #22222299;
     --foreground: #fff;