fix hanging with purge

this work ?

add cors

update port to be int not str

rewrite to handle file uploads

run gofumpt

update to go 1.21

set content type based on fileending

dont use hash for file deaths

updates :D

move metrics to respective locations

add pattern parameter for purge endpoint

add health checkpoint

pull metrics with fly

expose expvar with prometheus

make fly use the custom dockerfile

use custom dockerfile

Merge branch 'main' into feature/dockerization

use config file

start work on config