v12 (#5712)

Co-authored-by: MeiMei <30769358+mei23@users.noreply.github.com>
Co-authored-by: Satsuki Yanagi <17376330+u1-liquid@users.noreply.github.com>

src/client/app/common/scripts/get-static-image-url.ts

@@ -1,11 +0,0 @@
-import { url as instanceUrl } from '../../config';
-import * as url from '../../../../prelude/url';
-
-export function getStaticImageUrl(baseUrl: string): string {
-	const u = new URL(baseUrl);
-	const dummy = `${u.host}${u.pathname}`;	// 拡張子がないとキャッシュしてくれないCDNがあるので
-	return `${instanceUrl}/proxy/${dummy}?${url.query({
-		url: u.href,
-		static: '1'
-	})}`;
-}