Use flags for create post (#28857)

* Use flags for create post

* Remove unintended file

* Fix unintended change and types

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Co-authored-by: Mattermost Build <build@mattermost.com>

server/platform/services/sharedchannel/service.go

@@ -57,7 +57,7 @@ type AppIface interface {
 	AddUserToChannel(c request.CTX, user *model.User, channel *model.Channel, skipTeamMemberIntegrityCheck bool) (*model.ChannelMember, *model.AppError)
 	AddUserToTeamByTeamId(c request.CTX, teamId string, user *model.User) *model.AppError
 	PermanentDeleteChannel(c request.CTX, channel *model.Channel) *model.AppError
-	CreatePost(c request.CTX, post *model.Post, channel *model.Channel, triggerWebhooks bool, setOnline bool) (savedPost *model.Post, err *model.AppError)
+	CreatePost(c request.CTX, post *model.Post, channel *model.Channel, flags model.CreatePostFlags) (savedPost *model.Post, err *model.AppError)
 	UpdatePost(c request.CTX, post *model.Post, safeUpdate bool) (*model.Post, *model.AppError)
 	DeletePost(c request.CTX, postID, deleteByID string) (*model.Post, *model.AppError)
 	SaveReactionForPost(c request.CTX, reaction *model.Reaction) (*model.Reaction, *model.AppError)