Rename folder "modules" to "features"

src/features/theme/ThemeDirectionCache.ts

@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import { Direction } from '@mui/material/styles';
+import { EmotionCache } from '@emotion/react';
+import createCache from '@emotion/cache';
+import { prefixer } from 'stylis';
+import rtlPlugin from 'stylis-plugin-rtl';
+
+export const DIRECTION_TO_CACHE: Record<Direction, EmotionCache> = {
+    ltr: createCache({
+        key: 'muiltr',
+    }),
+    rtl: createCache({
+        key: 'muirtl',
+        stylisPlugins: [prefixer, rtlPlugin],
+    }),
+};