v6.0.0

⚠ Breaking Changes

• messaging: Messaging expects payloads to be delivered according to the new HTTP v1 API, as documented in the Firebase Documentation.

If you are using the messaging.createServiceWorker option with message actions, make sure to read through the documentation again and adapt your message payload accordingly.
See here for example payload.

☘️ Improvements

• firestore: added memoryOnly option to firestore (efde3fe), closes #135
• auth: add idToken to user's payload (97d8055), closes #202
• auth: add 127.0.0.1 support (c8b6114), closes #203