MIGRATION.md

##Migration

The following document outline migration step between major bqtail versions:

v1.x.x -> 2.x.x

1. Set global config.Disable flag to true
2. Deploy only bqtail cloud functions (v1.1.1)
3. Wait for all events processing ($AsyncTaskURL should be empty)
4. Deploy all components with version v2.x.x.
5. Set global config.Disable flag to false
6. Replay backlogged data file