// Example: Avatar selection during registration
async function completeRegistration(userId, selectedPrefix, selectedName) {
  try {
    const result = await graphqlClient.mutate({
      mutation: gql`
        mutation SetAvatar($prefix: String!, $name: String!) {
          setAvatar(prefix: $prefix, name: $name)
        }
      `,
      variables: {
        prefix: selectedPrefix,
        name: selectedName
      }
    });

    if (result.data.setAvatar === "Success") {
      // Avatar set successfully, proceed to dashboard
      redirectToDashboard();
    } else if (result.data.setAvatar === "Already Exists") {
      // Show error and ask user to choose different combination
      showError("This avatar name is already taken. Please choose another.");
    }
  } catch (error) {
    console.error("Failed to set avatar:", error);
  }
}