What is the Firebase emulator?

The Firebase Local Emulator Suite is a set of advanced tools for developers looking to build and test apps locally using Cloud Firestore, Realtime Database, Cloud Storage, Authentication, Cloud Functions, Pub/Sub, and Firebase Hosting. It provides a rich user interface to help you get running and prototyping quickly.

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Do cloud functions cost money?

Cloud Functions includes a perpetual free tier for invocations to allow you to experiment with the platform at no charge . Note that even for free tier usage, we require a valid billing account. Cloud Functions uses Cloud Build to convert your function source code into an executable image.

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How do you deploy a cloud function?

Deployment. Deployments work by uploading an archive containing your function’s source code to a Cloud Storage bucket . Once the source code has been uploaded, Cloud Build automatically builds your code into a container image and pushes that image to either Artifact Registry or Container Registry.

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