现在的build.sh有异步执行问题，建议修改

[ziyansuz]

media.log
context deadline exceeded, make sure rpc service "service.dfs" is already started
等。
后面加上&&就没问题了
echo "build idgen ..."
cd ${TEAMGRAMAPP}/service/idgen/cmd/idgen
go build -o ${INSTALL}/bin/idgen &&