An unhandled exception occurred: Unexpected token '?'

[kamit76]

After making change to angular.json file I am getting below error.

ng run app:ionic-cordova-build --platform=ios

An unhandled exception occurred: Unexpected token '?'

See "/private/var/folders/j1/k4rjhs1169d3tpy6tmrqhzs40000gp/T/ng-S88A2R/angular-errors.log" for further details.

[ERROR] An error occurred while running subprocess ng.

Can you please help?

[kamit76]

Attached package.json and angular.json files for reference. I am working to upgrade my ionic mobile app

angular.json

package.json