Add prettier.

src/context/Locale.tsx

@@ -2,13 +2,9 @@ import { IntlProvider } from "preact-i18n";
 import definition from "../../external/lang/en.json";
 
 interface Props {
-    children: JSX.Element | JSX.Element[]
+    children: JSX.Element | JSX.Element[];
 }
 
 export default function Locale({ children }: Props) {
-    return (
-        <IntlProvider definition={definition}>
-            { children }
-        </IntlProvider>
-    )
+    return <IntlProvider definition={definition}>{children}</IntlProvider>;
 }