Release v1.49.0

Backend Changes

⛔ Breaking Changes

• [hotrod] Make OTLP the default exporter in HotROD (@yurishkuro in #4698)
• [SPM] Support spanmetrics connector by default (@albertteoh in #4704)
• [tracegen] Stop supporting -trace-exporter=jaeger (@yurishkuro in #4717)
• [hotrod] Stop supporting -otel-exporter=jaeger (@yurishkuro in #4719)
• [hotrod] Metrics endpoints moved from route service (:8083) to frontend service (:8080) (@yurishkuro in #4720)

Bug fixes, Minor Improvements

• Allow disabling brearer token override from request in metrics store (@pavolloffay in #4726)
• Add the enable tracing opt-in flag (@albertteoh in #4685)
• [tracegen] Add build info during compilation (@yurishkuro in #4727)
• Log version/build info on startup (@yurishkuro in #4723)
• [zipkin] Replace zipkin exporter from jaeger sdk with otel zipkin exp (@afzal442 in #4674)

UI Changes

• UI pinned to version 1.33.0.