[Bug]: Evaluate at compile time whether performance data points are numbers

[RincewindsHat]

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• Yes, I've searched similar issues on GitHub and didn't find any.

Which version contains the bug?

0.6.2

Describe the bug

Currently there is no good way to evaluate whether the Value in the performance data struct is really a number. Theoretically this could be done at compile time, but it did not find a way to this in golang. Maybe someone else can think of a reasonable path.

How to recreate the bug?

No response