Napoleon was a bloody dictator, he shouldn't be celebrated by someone supposed to represent the republic like Macron. Did he celebrate the first french republic in September? No, because he is from/married into the old french bourgeoisie, that's who he represents and works for given his terrible record.
The legacy of Napoleon is much more complex than that. Want it or not, he's both a terrible conqueror animated by a thirst for power at all cost and also a builder of modern institutions still in use today. The same things could be said of most kings, queens and emperors of Europe across the ages. Reigns without mercy, enslaving and conquering, abusing and torturing, yet they cemented the future and a good portion of…
No, it's Sarkozy all over again "virtue-signaling" to his electorate, who asked teachers to "souligner l'aspect positif de la colonisation".