A maubot that posts RSS feed updates to Matrix.

Basic commands:

• !rss subscribe <url> - Subscribe the current room to a feed.
• !rss unsubscribe <feed ID> - Unsubscribe the current room from a feed.
• !rss subscriptions - List subscriptions (and feed IDs) in the current room.
• !rss notice <feed ID> [true/false] - Set whether the bot should send new posts as m.notice (if false, they're sent as m.text).
• !rss template <feed ID> [new template] - Change the post template for a feed in the current room. If the new template is omitted, the bot replies with the current template.

The default template is New post in $feed_title: [$title]($link).

Templates are interpreted as markdown with some simple variable substitution. The following variables are available:

• $feed_url - The URL that was used to subscribe to the feed.
• $feed_link - The home page of the feed.
• $feed_title - The title of the feed.
• $feed_subtitle - The subtitle of the feed.
• $id - The unique ID of the entry.
• $date - The date of the entry.
• $title - The title of the entry.
• $summary - The summary/description of the entry.
• $link - The link of the entry.