Is there a lift over package we can use from hg37 to hg38?

is there a lift over package we can use from hg37 to hg38 ?

There are! I believe UCSC genome browser hosts a liftover

You can also use tidyGWAS: tidyGWAS • tidyGWAS

depending on your data format you can use a lot of different tools, bcftools also supports it. Many options :)

I think MungeSumstats also offers this option.