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>

web/webhook.go

@@ -49,7 +49,7 @@ func incomingWebhook(c *Context, w http.ResponseWriter, r *http.Request) {
 	defer func() {
 		if *c.App.Config().LogSettings.EnableWebhookDebugging {
 			if c.Err != nil {
-				mlog.Debug("Incoming webhook received", mlog.String("webhook_id", id), mlog.String("request_id", c.App.RequestId()), mlog.String("payload", incomingWebhookPayload.ToJson()))
+				mlog.Debug("Incoming webhook received", mlog.String("webhook_id", id), mlog.String("request_id", c.AppContext.RequestId()), mlog.String("payload", incomingWebhookPayload.ToJson()))
 			}
 		}
 	}()
@@ -85,7 +85,7 @@ func incomingWebhook(c *Context, w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
-	err = c.App.HandleIncomingWebhook(id, incomingWebhookPayload)
+	err = c.App.HandleIncomingWebhook(c.AppContext, id, incomingWebhookPayload)
 	if err != nil {
 		c.Err = err
 		return
@@ -105,7 +105,7 @@ func commandWebhook(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	appErr := c.App.HandleCommandWebhook(id, response)
+	appErr := c.App.HandleCommandWebhook(c.AppContext, id, response)
 	if appErr != nil {
 		c.Err = appErr
 		return