Migrate to lingui

Switch to "lingui" for better DX.
Tried to persist existing languages as much as possible.

Removed "vite-plugin-node-polyfills" because it's incompatible with "lingui"

lingui.config.ts

@@ -0,0 +1,26 @@
+/*
+ * 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 { defineConfig } from '@lingui/cli';
+// eslint-disable-next-line import/no-extraneous-dependencies
+import { formatter } from '@lingui/format-po';
+// eslint-disable-next-line no-relative-import-paths/no-relative-import-paths
+import localesConfig from './src/i18n/locales.json';
+
+// eslint-disable-next-line import/no-default-export
+export default defineConfig({
+    sourceLocale: localesConfig.defaultLocale,
+    locales: localesConfig.locales,
+    catalogs: [
+        {
+            path: '<rootDir>/src/i18n/locales/{locale}',
+            include: ['src'],
+        },
+    ],
+    format: formatter({ lineNumbers: false }),
+});