Function validateEmail

scripts/setup/validators.ts:64–76

(input: string)

 * @returns `true` if valid, or an error message string if invalid.
 */
export function validateEmail(input: string): true | string {
	if (!input.trim()) {
		return "Email cannot be empty.";
	}
	if (input.length > 254) {
		return "Email is too long.";
	}
	const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
	if (!emailRegex.test(input)) {
		return "Invalid email format. Please enter a valid email address.";
	}
	return true;
}

/**
 * Validates CloudBeaver admin username.