feat: login form as a client component, theme toggle

components/PhoneInput/utils/getFormat.ts

@@ -0,0 +1,15 @@
+import { CountryCode, getExampleNumber } from "libphonenumber-js";
+import examples from "libphonenumber-js/examples.mobile.json";
+import { getCountryCallingCode } from "libphonenumber-js/max";
+
+export default function getFormat(countryCode: CountryCode) {
+    let example = getExampleNumber(
+        countryCode,
+        examples
+    )!.formatInternational();
+    const callingCode = getCountryCallingCode(countryCode);
+    const callingCodeLen = callingCode.length + 1;
+    example = example.slice(callingCodeLen);
+    const mask = example.replace(/\d/g, "0");
+    return { example, mask };
+}