withCustomXcodeBuildSettings

withCustomXcodeBuildSettings.js

const { IOSConfig, withXcodeProject } = require('@expo/config-plugins');

const withCustomXcodeBuildSettings = (
  config,
  {
    buildNumber,
    codeSignIdentity,
    developmentTeam,
    keychainFile,
    provisioningProfile,
    version,
  } = {},
) => {
  return withXcodeProject(config, (config) => {
    const project = config.modResults;

    const targets = IOSConfig.Target.findSignableTargets(project);

    targets.forEach(([nativeTargetId, nativeTarget]) => {
      IOSConfig.XcodeUtils.getBuildConfigurationsForListId(
        project,
        nativeTarget.buildConfigurationList,
      ).forEach((config) => {
        const [, item] = config;

        item.buildSettings.DEVELOPMENT_TEAM = developmentTeam;
        item.buildSettings.CODE_SIGN_IDENTITY = `"${codeSignIdentity}"`;
        item.buildSettings.PROVISIONING_PROFILE = `"${provisioningProfile}"`;
        item.buildSettings.CODE_SIGN_STYLE = 'Manual';
        if (keychainFile) {
          item.buildSettings.OTHER_CODE_SIGN_FLAGS = `"--keychain=${keychainFile}"`;
        }
      });

      Object.entries(IOSConfig.XcodeUtils.getProjectSection(project))
        .filter(IOSConfig.XcodeUtils.isNotComment)
        .forEach(([, item]) => {
          if (!item.attributes.TargetAttributes[nativeTargetId]) {
            item.attributes.TargetAttributes[nativeTargetId] = {};
          }
          item.attributes.TargetAttributes[nativeTargetId].ProvisioningStyle =
            'Manual';
          item.attributes.TargetAttributes[nativeTargetId].DevelopmentTeam =
            developmentTeam;
          item.attributes.TargetAttributes[nativeTargetId].CodeSignStyle =
            `"${codeSignIdentity}"`;
        });
    });

    if (version) {
      project.addBuildProperty('MARKETING_VERSION', version);
    }

    if (buildNumber) {
      project.addBuildProperty('CURRENT_PROJECT_VERSION', buildNumber);
    }

    return config;
  });
};

module.exports = withCustomXcodeBuildSettings;

Combination of code from these issues:
expo/expo#29526
expo/expo#28363 (comment)

To be able to set Marketing version and Project version and also Code signing options.