Create FUNDING.yml

phase 1: add <LangVersion>7.3</LangVersion>

phase 1: more test, more fix :bug:

phase 1: refactor efcore (cont.)

phase 1: refactor base libs

expose DbOptions on mysqldb

fix bug on config

refactor mysql provider

fix bug cannot do migration

fix bug cannot migration in dbcontext

fix bug on authn for gRPC

log stacktrace for more tracing

handled more exceptions in gRPC

fixed :bug: auth with gRPC

#37 change Grpc -> GrpcHost (conflict Grpc.Core)