Breakpoint logs should look different and filtering should be possible

[jonbell-lot23]

Console filtering: They're amending breakpoint logs with some signal so they know in the console that a message corresponds to a breakpoint. Really what they want is filtering — show me only the messages related to a breakpoint that I've placed.

[jonbell-lot23]

March 21, 2022:

I noticed yesterday that our breakpoint messages show identically to other console.log messages, which doesn't seem great. Notice how everything here is just plain pink:

So I'm convinced that this is important to fix.