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/app/featureflag/split_logger.go

@@ -0,0 +1,35 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package featureflag
+
+import (
+	"fmt"
+
+	"github.com/mattermost/mattermost-server/v6/server/platform/shared/mlog"
+)
+
+type splitLogger struct {
+	wrappedLog *mlog.Logger
+}
+
+func (s *splitLogger) Error(msg ...any) {
+	s.wrappedLog.Error(fmt.Sprint(msg...))
+}
+
+func (s *splitLogger) Warning(msg ...any) {
+	s.wrappedLog.Warn(fmt.Sprint(msg...))
+}
+
+// Ignoring more verbose messages from split
+func (s *splitLogger) Info(msg ...any) {
+	//s.wrappedLog.Info(fmt.Sprint(msg...))
+}
+
+func (s *splitLogger) Debug(msg ...any) {
+	//s.wrappedLog.Debug(fmt.Sprint(msg...))
+}
+
+func (s *splitLogger) Verbose(msg ...any) {
+	//s.wrappedLog.Info(fmt.Sprint(msg...))
+}