HELP! How do I integrate native firebase google login with my capacitor app?

I started fresh and now I am stuck with this error:

image1242×706 49.7 KB

 
Ionic:

   Ionic CLI                     : 5.4.16 (C:\Users\arbaaz\AppData\Roaming\npm\node_modules\ionic)
   Ionic Framework               : @ionic/angular 5.3.4
   @angular-devkit/build-angular : 0.1000.8
   @angular-devkit/schematics    : 10.0.8
   @angular/cli                  : 10.0.8
   @ionic/angular-toolkit        : 2.3.3

Capacitor:

   Capacitor CLI   : 2.4.2
   @capacitor/core : 2.4.2

Utility:

   cordova-res : not installed
   native-run  : not installed

System:

   NodeJS : v12.18.3 (C:\Program Files\nodejs\node.exe)
   npm    : 6.14.6
   OS     : Windows 10

PS C:\Projects\dilemma ionic\dilemma.ionic.frontend>