v2.12.1

What's Changed

• INSERT using unnest to improve DB Write performance by @DZakh in #428, #435
• Fix to get block hashes in one HyperSync query by @DZakh in #431
• Fix events processed Prometheus guage to work per chain by @JonoPrest in #433
• Refactoring to prepare for RPC as a fallback feature by @DZakh in #432, #434

Full Changelog: v2.12.0...v2.12.1