v0.15.7: upgrade dependencies, including pg (2022-12-01)

Highlights

• postgres: upgrade pg dependency to version 8.8.0. No significant impact on performance (or subtle improvement).

Commits

• (b2bf2e3) package: upgrade pg and uuid
• (c0ef290) package: upgrade dev dependencies
• (8417f8c) package: pin message-db while npm package is sorted out
• (535cad8) tools: add compare-latest-results script
• (15a66ad) benchmark: new baselines (node 18, machine, message-db 1.3.0)
• (e77ebf8) package: upgrade pg dependency (w/ before-after benchmarks)
• (6131f2b) package: update dev dependencies