Migrate to stateless app.App (#17542)

* add request context

* move initialialization to server

* use app interface instead of global app functions

* remove app context from webconn

* cleanup

* remove duplicated services

* move context to separate package

* remove finalize init method and move content to NewServer function

* restart workers and schedulers after adding license for tests

* reflect review comments

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

api4/team_local.go

@@ -193,7 +193,7 @@ func localCreateTeam(c *Context, w http.ResponseWriter, r *http.Request) {
 	defer c.LogAuditRec(auditRec)
 	auditRec.AddMeta("team", team)
 
-	rteam, err := c.App.CreateTeam(team)
+	rteam, err := c.App.CreateTeam(c.AppContext, team)
 	if err != nil {
 		c.Err = err
 		return