release/2023-03-31

Added

• Metric to track stable block insertions by @dragoljub-duric in #150
• Metric to track unstable block insertions by @ielashi in #153

Changed

• feat: use the guard pattern when fetching blocks. by @ielashi in #154
• chore: upgrade rust to 1.68.0 by @ielashi in #155

Fixed

• fix: ignore coinbase transactions when computing fee percentiles. by @ielashi in #152
• fix: fix bug in retrieving the caller in the set_config endpoint. by @ielashi in #157