UPDATE: Adds web app (#79)

Things missing:

* Browse mode
* Front end tests
* Storybook

webapp/src/i18n.ts

@@ -0,0 +1,18 @@
+import i18n from "i18next";
+import { initReactI18next } from "react-i18next";
+
+import translationEN from "./locale/en_us.json";
+
+const resources = {
+  "en-US": { translation: translationEN },
+};
+
+i18n.use(initReactI18next).init({
+  resources,
+  lng: "en-US",
+  interpolation: {
+    escapeValue: false,
+  },
+});
+
+export default i18n;