[feat] display trace times as histograms/chart

[baggiponte]

Ciao! Been looking at posting to fully replace postman. One thing that I find helpful is to see the trace displayed not just as a time unit, like so:

But as a chart:

Would you deem it a worthy addition? 😊

[darrenburns]

Yep, that'd be cool. The "trace" tab hasn't had much love :)