feat(i18n): add i18n types, config, provider, context, and custom hook

src/i18n.ts

@@ -0,0 +1,18 @@
+import i18n from 'i18next';
+import i18nBackend from 'i18next-http-backend';
+import { initReactI18next } from 'react-i18next';
+
+i18n
+  .use(i18nBackend)
+  .use(initReactI18next)
+  .init({
+    lng: 'en',
+    interpolation: {
+      escapeValue: false,
+    },
+    backend: {
+      loadPath: `${window.location.origin}/i18n/{{lng}}.json`,
+    },
+  });
+
+export default i18n;