firebase firestore:databases:clone to clone a Firestore database (#9262).--format json flag and auto-detection from file extensions (#1745)firebase dataconnect:sdk:generate will run init dataconnect:sdk automatically if no SDKs are configured (#9325).FIREBASE_DATACONNECT_POSTGRESQL_STRING is set (#9330)functions.disallowLegacyRuntimeConfig option to firebase.json to optionally skip fetching legacy Runtime Config during function deploys (#9354)import 'dataconnect_generated/generated.dart'; (#9365)Fetched May 1, 2026