If anyone is interested in this sort of thing I started a proposal with a list of ideas and features around a Rails debug toolbar at: https://discuss.rubyonrails.org/t/proposal-a-fully-featured-... NOTE: I'm not the author of this tool but they did end up replying in that thread. I didn't even know their tool existed until I happened to stumble upon it on Twitter well after my post. It would be neat if something like…
Firelogger.py//middleware.py: https://github.com/binaryage/firelogger.py/blob/master/firep...
Distributed tracing w/ OpenTelemetry, Jaeger; Metrics with ~JMX
W3C Trace Context v1: https://www.w3.org/TR/trace-context-1/#overview