hi, did you use express?koa? or the httpserver for it? I am using koa and was wondering if you ran into any gotchas that might help me. also, what % of your c

hi, did you use express?koa? or the httpserver for it? I am using koa and was wondering if you ran into any gotchas that might help me. also, what % of your code is server-side, versus clientside react?