feat: add username and email check in frontend

server/src/utils/auth.js

@@ -47,42 +47,3 @@ export function verifyJWT(token) {
     })
   })
 }
-
-export function isValidUsername(username) {
-  // Define a regular expression pattern for a valid Linux username.
-  const usernamePattern = /^[a-z][a-z0-9_-]*$/
-
-  // Test the username against the pattern.
-  if (!usernamePattern.test(username)) return false
-
-  // check if the username is between 1 and 32 characters
-  if (username.length < 4 || username.length > 32) {
-    return false
-  }
-
-  const reservedWords = [
-    'root',
-    'admin',
-    'administrator',
-    'sysadmin',
-    'system',
-    'daemon',
-    'bin',
-    'nobody',
-    'nogroup',
-    'guest',
-    'user',
-  ]
-  if (reservedWords.includes(username)) {
-    return false
-  }
-  return true
-}
-
-export function isValidEmail(email) {
-  // Define a regular expression pattern for a valid email address.
-  const emailPattern = /^[\w-.+]+@([\w][\w-]*\.)+[\w-]{2,}$/
-
-  // Test the email against the pattern.
-  return emailPattern.test(email)
-}