Fix some webhook deserialization errors.

Author: ehuss

src/github.rs

@@ -983,14 +983,18 @@ pub enum IssuesAction {
     Demilestoned,
     ReviewRequested {
         /// The person requested to review the pull request
-        requested_reviewer: User,
+        ///
+        /// This can be `None` when a review is requested for a team.
+        requested_reviewer: Option<User>,
     },
     ReviewRequestRemoved,
     ReadyForReview,
     Synchronize,
     ConvertedToDraft,
     AutoMergeEnabled,
     AutoMergeDisabled,
+    Enqueued,
+    Dequeued,
 }
 
 #[derive(Debug, serde::Deserialize)]

src/handlers/review_requested.rs

@@ -15,7 +15,10 @@ pub(crate) async fn parse_input(
         return Ok(None);
     }
 
-    let IssuesAction::ReviewRequested { requested_reviewer } = &event.action else {
+    let IssuesAction::ReviewRequested {
+        requested_reviewer: Some(requested_reviewer),
+    } = &event.action
+    else {
         return Ok(None);
     };
 

src/lib.rs

@@ -163,6 +163,7 @@ pub fn deserialize_payload<T: serde::de::DeserializeOwned>(v: &str) -> anyhow::R
     match res {
         Ok(r) => Ok(r),
         Err(e) => {
+            log::error!("failed to deserialize webhook payload: {v}");
             let ctx = format!("at {:?}", e.path());
             Err(e.into_inner()).context(ctx)
         }