action: account for ready_for_review event

Author: yasunariw

lib/action.ml

@@ -48,7 +48,8 @@ module Action (Github_api : Api.Github) (Slack_api : Api.Slack) = struct
 
   let partition_pr cfg (n : pr_notification) =
     match n.action with
-    | (Opened | Closed | Reopened | Labeled) when not n.pull_request.draft -> partition_label cfg n.pull_request.labels
+    | (Opened | Closed | Reopened | Labeled | Ready_for_review) when not n.pull_request.draft ->
+      partition_label cfg n.pull_request.labels
     | _ -> []
 
   let partition_issue cfg (n : issue_notification) =

lib/slack.ml

@@ -39,7 +39,7 @@ let generate_pull_request_notification notification channel =
   let ({ body; title; html_url; labels; merged; _ } : pull_request) = pull_request in
   let action, body =
     match action with
-    | Opened -> "opened", Some body
+    | Opened | Ready_for_review -> "opened", Some body
     | Closed -> (if merged then "merged" else "closed"), None
     | Reopened -> "reopened", None
     | Labeled -> "labeled", show_labels labels