v1.15.5

What's Changed

• feat:update lossless non-register status code to 503. (#501)
• feat:add zero protection. (#437)
• update quickstart README.md (#496)
• fix port conflicted when any host along with specific host has same ports (#505)
• feat:add extended metadata and report client switch. (#503)
• Fix logs (#502)
• add getActiveRuleName (#506)

Full Changelog: v1.15.4...v1.15.5