style: fix formatting via prettier

web/src/lib/theme.svelte.ts

@@ -1,20 +1,22 @@
-export type ThemeChoice = 'light' | 'dark';
+export type ThemeChoice = "light" | "dark";
 
-const STORAGE_KEY = 'theme';
+const STORAGE_KEY = "theme";
 
-let theme = $state<ThemeChoice>('light');
+let theme = $state<ThemeChoice>("light");
 
 function storage(): Storage | null {
-	return typeof localStorage === 'undefined' ? null : localStorage;
+	return typeof localStorage === "undefined" ? null : localStorage;
 }
 
 function systemTheme(): ThemeChoice {
-	if (typeof window === 'undefined' || !window.matchMedia) return 'light';
-	return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
+	if (typeof window === "undefined" || !window.matchMedia) return "light";
+	return window.matchMedia("(prefers-color-scheme: dark)").matches
+		? "dark"
+		: "light";
 }
 
 function apply(): void {
-	if (typeof document === 'undefined') return;
+	if (typeof document === "undefined") return;
 	document.documentElement.dataset.theme = theme;
 }
 
@@ -34,8 +36,11 @@ export function setTheme(next: ThemeChoice): void {
  * чтобы кнопка в шапке отражала реальную тему.
  */
 export function initTheme(): void {
-	if (typeof window === 'undefined') return;
-	const attr = typeof document !== 'undefined' ? document.documentElement.dataset.theme : undefined;
-	theme = attr === 'dark' || attr === 'light' ? attr : systemTheme();
+	if (typeof window === "undefined") return;
+	const attr =
+		typeof document !== "undefined"
+			? document.documentElement.dataset.theme
+			: undefined;
+	theme = attr === "dark" || attr === "light" ? attr : systemTheme();
 	apply();
 }