emulators:exec would return a 0 error code when emulators failed to start. (#7974)--import and emulators:export support to the Data Connect emulator.firebase.json#emulators.dataconnect.dataDir. When set, Data Connect data will be persisted to the configured directory between emulator runs.apphosting:config:export to export App Hosting configurations such as secrets into an apphosting.local.yaml file, to be used by the emulatorFetched May 1, 2026