feat(webapp): add all countries to the setup organization page

packages/webapp/src/utils/countries.tsx

@@ -0,0 +1,10 @@
+import { Countries } from '@/constants/countries';
+
+export const getAllCountries = () => {
+  return Object.keys(Countries).map((countryCode) => {
+    return {
+      ...Countries[countryCode],
+      countryCode,
+    }
+  });
+};