samples/compat project doesn't run: "The serve command requires to be run in an Angular project, but a project definition could not be found."

[tdkehoe]

Version info

Angular: 13.3.0

Firebase: 10.1.4

AngularFire: How do you find your AngularFire version?

Other (e.g. Ionic/Cordova, Node, browser, operating system):

How to reproduce these conditions

Forked and cloned the latest version from

https://github.com/angular/angularfire/tree/master/samples/compat

Ran 'ng serve' and got an error:

The serve command requires to be run in an Angular project, but a project definition could not be found.

Expected behavior

Sample code should run.

Actual behavior

Sample code doesn't run.

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