Once the economy’s crown jewel, Lebanon’s banks are shutting branches and laying off employees in droves, resizing to the bleak reality of a crisis they are widely blamed for. Before the onset in 2019 of a financial collapse deemed one of the world’s worst since the 1850s by the World Bank, the small Mediterranean country had an oversized but prosperous banking sector. The capital Beirut was a booming regional financial hub, attracting savers keen to profit from high interest rates and banking secrecy laws. But more than two years into the crisis, the reputation of Lebanese lenders has been sh…