refactor and to go mod

deps.sh

@@ -1,22 +1,4 @@
 #!/bin/bash
 
-export GOPATH="${PWD}"
-export GO111MODULE=auto
-
-go get -v github.com/pkg/browser
-go get -v github.com/alexflint/go-arg
-go get -v golang.org/x/time/rate
-go get -v github.com/anacrolix/dht
-go get -v github.com/anacrolix/missinggo/httptoo
-go get -v github.com/anacrolix/torrent
-go get -v github.com/anacrolix/torrent/iplist
-go get -v github.com/anacrolix/torrent/metainfo
-go get -v github.com/anacrolix/utp
-go get -u github.com/gin-gonic/gin
-go get -v github.com/pion/webrtc/v2
-go get -v go.etcd.io/bbolt
-
-ln -s . src/github.com/pion/webrtc/v2
-go get -v github.com/pion/webrtc/v2
-
-go get -v github.com/gin-contrib/cors
+cd server
+go mod tidy