v1.5.0

What's Changed

• Update Node targets by @foreverest in #14
• Wrap shouldIgnoreError failures with callback error by @foreverest in #13
• Improve README and CONTRIBUTING guidance by @foreverest in #18
• Add real Redis integration tests and CI service by @foreverest in #20
• Enforce JSONSerializer string output contract by @foreverest in #21
• Validate executor timeouts and normalize lock settings by @foreverest in #22
• Bump package version to 1.5.0 by @foreverest in #23

Full Changelog: v1.4.0...v1.5.0