Added a bunch of CORS related fixes for new shell dev

backend/go-app/go.mod

@@ -1,34 +1,34 @@
 module main
 
-go 1.15
+go 1.16
 
-replace github.com/shuffle/shuffle-shared => ../../../../git/shuffle-shared
+replace github.com/shuffle/shuffle-shared => ../../../shuffle-shared
 
 //replace github.com/frikky/kin-openapi => ../../../../git/kin-openapi
 //replace github.com/frikky/go-elasticsearch => ../../../../git/go-elasticsearch
 
 require (
 	cloud.google.com/go/datastore v1.6.0
-	cloud.google.com/go/pubsub v1.17.0
+	cloud.google.com/go/iam v0.1.1 // indirect
+	cloud.google.com/go/pubsub v1.17.1
 	cloud.google.com/go/storage v1.18.2
 	github.com/basgys/goxml2json v1.1.0
 	github.com/carlescere/scheduler v0.0.0-20170109141437-ee74d2f83d82
-	github.com/docker/docker v20.10.9+incompatible
+	github.com/docker/docker v20.10.12+incompatible
 	github.com/frikky/kin-openapi v0.41.0
-	github.com/fsouza/go-dockerclient v1.7.4
+	github.com/fsouza/go-dockerclient v1.7.7
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-git/go-billy/v5 v5.3.1
 	github.com/go-git/go-git/v5 v5.4.2
 	github.com/gorilla/mux v1.8.0
-	github.com/h2non/filetype v1.1.1
+	github.com/h2non/filetype v1.1.3
 	github.com/satori/go.uuid v1.2.0
-	github.com/shuffle/shuffle-shared v0.1.79
-	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e // indirect
+	github.com/shuffle/shuffle-shared v0.1.84
 	go4.org v0.0.0-20201209231011-d4a079459e60 // indirect
-	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519
-	google.golang.org/api v0.58.0
+	golang.org/x/crypto v0.0.0-20220112180741-5e0467b6c7ce
+	google.golang.org/api v0.65.0
 	google.golang.org/appengine v1.6.7
-	google.golang.org/grpc v1.41.0
+	google.golang.org/grpc v1.43.0
 	gopkg.in/src-d/go-git.v4 v4.13.1
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 )