NET-551: User Mgmt Re-Design (#2547)

* add superadmin role, apis to create superadmin user

* apis to attach and remove user from remote access gateways

* add api to list user's remote client has gateway clients

* remove code related user groups

* remove networks and groups from user model

* refactor user CRUD operations

* fix network permission test

* add superadmin to authorize func

* remove user network and groups from cli

* api to transfer superadmin role

* add api to list users on a ingress gw

* restrict user access to resources on server

* deny request from remote access client if extclient is already created

* fix user tests

* fix static checks

* fix static checks

* add limits to extclient create handler

* set username to superadmin on if masterkey is used

* allow creation of extclients using masterkey

* add migration func to assign superadmin role for existing admin user

* check for superadmin on migration if users are present

* allowe masterkey to extcleint apis

* check ownerid

* format error, on jwt token verification failure return unauthorized rather than forbidden

* user update fix

* move user remote functionality to ee

* fix update user api

* security patch

* initalise ee user handlers

* allow user to use master key to update any user

* use slog

* fix auth user test

* table headers

* remove user role, it's covered in middleware

* setuser defaults fix

functions/helpers_test.go

@@ -25,12 +25,10 @@ var (
 func TestMain(m *testing.M) {
 	database.InitializeDatabase()
 	defer database.CloseDB()
-	logic.CreateAdmin(&models.User{
-		UserName: "admin",
-		Password: "password",
-		IsAdmin:  true,
-		Networks: []string{},
-		Groups:   []string{},
+	logic.CreateSuperAdmin(&models.User{
+		UserName:     "superadmin",
+		Password:     "password",
+		IsSuperAdmin: true,
 	})
 	peerUpdate := make(chan *models.Node)
 	go logic.ManageZombies(context.Background(), peerUpdate)