can't import the test helper addon in ember-cli-mirage

Facing the same issue - https://github.com/miragejs/ember-cli-mirage/issues/1445

Uncaught Error: Could not find module project-name/tests/helpers/push-mirage-into-store imported from project-name/mirage/factories/addon

Initially got this error and tried @makepanic instructions

After that

Uncaught Error: Could not find module @ember/test-helpers imported from project-name/mirage/helpers/push-mirage-into-store

can you pls help here to resolve this.