Errorf calls fmt.Errorf for the given arguments, and reports the resulting error message as a bug.

Handle adds a handler function that will be called with the next bug to occur on the server.

List returns a slice of bug exemplars -- the first bugs to occur at each callsite.

Report records a new bug encountered on the server.

Reportf reports a formatted bug message.

BugReportCount is a telemetry counter that tracks # of bug reports.

PanicOnBugs controls whether to panic when bugs are reported.

A Bug represents an unexpected event or broken invariant.