[MM-16232] ID loaded push notifications (#13137)

* Update BuildPushNotificationMessage (#12974)

* Update BuildPushNotificationMessage

* Included Category, Version, and Type

* Remove unnecessary function args

* [MM-16232] Build and return fetched notification (#13085)

* Build and return fetched notification

* Remove check on PushNotificationContents

* Ran i18n-extract

* Get UserId from session

* Re-add ReturnStatusOK

* Remove UserId from PushNotificationAck

* Always include channel name

* [MM-16232] Return after writing response and add default message (#13127)

* Return after writing response and add default message

* Include channel ID as well

* Localize default message

* Fix i18n

app/notification_email.go

@@ -18,7 +18,7 @@ import (
 	"github.com/mattermost/mattermost-server/utils"
 )
 
-func (a *App) sendNotificationEmail(notification *postNotification, user *model.User, team *model.Team) *model.AppError {
+func (a *App) sendNotificationEmail(notification *PostNotification, user *model.User, team *model.Team) *model.AppError {
 	channel := notification.channel
 	post := notification.post