btclog: handle nil slices in HexN gracefully #25
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With this commit HexN now checks if the provided byte slice is nil. If it is, it returns a slog attribute with the string "<nil>". This makes it easier to search for nil slices in the logs.
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With this PR
HexNnow checks if the provided byte slice is nil. Ifit is, it returns a slog attribute with the string "". This makes
it easier to search for nil slices in the logs.