This is a direct quote of ابن حجر العسقلاني:I guess you know better than al Asqalani,al Suyuti,al Nawawi,al Barzanji (raximullah) and many other great Sunni Shafi’i scholars of the classical era (your madhab) this topic has been debated centuries ago this is not up for debate anymore that window has closed bro
http://www.muwatta.com/the-mawlid-un-nabi/
"The basis for celebrating the Mawlid is innovation. It was not narrated from any of the righteous early Muslims of the first three generations".
This innovation was initially started by the of misguided Fatimiyyin dynasty of Egypt 5 centuries after the death of prophet S.C.W.
Innovation is Bid'ca. Are you actually advocating for something started 4-5 centuries after the death of the prophet?! Really?!