trying to understand how this works

so i'm looking at the t3 template that was made for me, and there seems to be a

trpc

trpc

folder that creates the trpc proxy client and such along with

server/api

server/api

which actually defines the method

in that case, what's the use for the api route? it seems to me like i'm initialiting trpc twice, basically

trying to understand how this works - tRPC