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shared/utils/flag.ts

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+// Source: https://dev.to/jorik/country-code-to-flag-emoji-a21
+export function getFlagEmoji(countryCode: string) {
+  const codePoints = countryCode
+    .toUpperCase()
+    .split('')
+    .map((char) => 127397 + char.charCodeAt(0));
+  return String.fromCodePoint(...codePoints);
+}