Because all alt-right movements in this country uses the "anti-Zionist" rethoric to push their antisemitic agendas...
Alt-right and far-right and the right in general have always been more Islamophobic than anti-semitic.
also French feel like their government played a significant and uncompulsory role in the Holocaust
French have easily killed more Muslims in recent decades than Jews.
Jewish community in France has always been subject to violence and discrimination by ... secular
Secularists attack Muslims far more than they attack Jews.
and Muslim factions,
It is true that there is antisemitism among Muslims. There is also Islamophobia among Jews.
Further, Jews have killed far more Muslims in recent decades than Muslims have killed Jews.
and those have been increasing tightly recently
So have attacks on Muslims.