Add command tags for commenting, prepending, appending

Description

Command tags: https://artemis.atlassian.net/servicedesk/customer/portal/3/topic/229f02a1-4fe1-4c87-81eb-ba6d8f53a3f4/article/410943648

Currently supported tags are for:
space
title
parent
contentType (blog or page)
labels (to add to page)

Add a command "comment" that specifies that the body of the email will be used to add a comment to the specified page.

Also, add commands for "prepend" and "append" to prepend/append the body of the email to the specified page.

Freshdesk Tickets

None

Create a Support Ticket

Fixed

Assignee

Ture Hoefner

Reporter

Vlad PolonTech