Document poll system messages

Signed-off-by: Joas Schilling <coding@schilljs.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/docs/chat.md b/docs/chat.md
index 6cb24eff4..10485987b 100644
--- a/docs/chat.md
+++ b/docs/chat.md
@@ -381,4 +381,7 @@ See [OCP\RichObjectStrings\Definitions](https://github.com/nextcloud/server/blob
 * `reaction` - {reaction}
 * `reaction_deleted` - Reaction deleted by author (replacement of `reaction` after the action has been performed)
 * `reaction_revoked` - {actor} deleted a reaction (the action that will replace `reaction` with a `reaction_deleted` message)
+* Creating a poll is an `object_shared` with a poll object
+* `poll_voted` - {actor} voted on the poll {poll}
+* `poll_closed` - {actor} closed the poll {poll}