Feature/misc tasks (#864)

* feat(backend): 🌐 make foods/ingredients translatable

* feat(backend): ✨ add remember me support for login - 14 days

* feat(frontend): 💄 add persistent darkmode for user sessions

* capture #859

* feat(frontend): 💄 add basic open-graph data for site links

frontend/plugins/dark-mode.client.ts

@@ -0,0 +1,12 @@
+import { useDark } from "@vueuse/core";
+
+export default ({ $vuetify }: any) => {
+  const isDark = useDark();
+  console.log("isDark Plugin", isDark);
+
+  if (isDark.value) {
+    $vuetify.theme.dark = true;
+  } else {
+    $vuetify.theme.dark = false;
+  }
+};