Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/channels/jobs/notify_admin/worker.go

@@ -0,0 +1,73 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package notify_admin
+
+import (
+	"github.com/mattermost/mattermost-server/v6/model"
+	"github.com/mattermost/mattermost-server/v6/server/channels/jobs"
+)
+
+const (
+	UpgradeNotifyJobName = "UpgradeNotifyAdmin"
+	TrialNotifyJobName   = "TrialNotifyAdmin"
+	InstallNotifyJobName = "InstallNotifyAdmin"
+)
+
+type AppIface interface {
+	DoCheckForAdminNotifications(trial bool) *model.AppError
+}
+
+func MakeUpgradeNotifyWorker(jobServer *jobs.JobServer, license *model.License, app AppIface) model.Worker {
+	isEnabled := func(_ *model.Config) bool {
+		return license != nil && license.Features != nil && *license.Features.Cloud
+	}
+	execute := func(job *model.Job) error {
+		defer jobServer.HandleJobPanic(job)
+
+		appErr := app.DoCheckForAdminNotifications(false)
+		if appErr != nil {
+			return appErr
+		}
+
+		return nil
+	}
+	worker := jobs.NewSimpleWorker(UpgradeNotifyJobName, jobServer, execute, isEnabled)
+	return worker
+}
+
+func MakeTrialNotifyWorker(jobServer *jobs.JobServer, license *model.License, app AppIface) model.Worker {
+	isEnabled := func(_ *model.Config) bool {
+		return license != nil && license.Features != nil && *license.Features.Cloud
+	}
+	execute := func(job *model.Job) error {
+		defer jobServer.HandleJobPanic(job)
+
+		appErr := app.DoCheckForAdminNotifications(true)
+		if appErr != nil {
+			return appErr
+		}
+
+		return nil
+	}
+	worker := jobs.NewSimpleWorker(TrialNotifyJobName, jobServer, execute, isEnabled)
+	return worker
+}
+
+func MakeInstallPluginNotifyWorker(jobServer *jobs.JobServer, app AppIface) model.Worker {
+	isEnabled := func(_ *model.Config) bool {
+		return true
+	}
+	execute := func(job *model.Job) error {
+		defer jobServer.HandleJobPanic(job)
+
+		appErr := app.DoCheckForAdminNotifications(false)
+		if appErr != nil {
+			return appErr
+		}
+
+		return nil
+	}
+	worker := jobs.NewSimpleWorker(InstallNotifyJobName, jobServer, execute, isEnabled)
+	return worker
+}