Serialize issue comment ID as unsigned

Author: Mark-Simulacrum

src/domain/github.rs

@@ -153,6 +153,7 @@ pub struct Issue {
 #[table_name = "issuecomment"]
 #[changeset_options(treat_none_as_null = "true")]
 pub struct IssueComment {
+    #[serde(serialize_with = "super::unsigned")]
     pub id: i32,
     pub fk_issue: i32,
     pub fk_user: i32,

src/domain/mod.rs

@@ -2,3 +2,10 @@
 pub mod github;
 pub mod rfcbot;
 pub mod schema;
+
+fn unsigned<S>(v: &i32, s: S) -> Result<S::Ok, S::Error>
+where
+    S: serde::ser::Serializer,
+{
+    s.serialize_u32(*v as u32)
+}

src/domain/rfcbot.rs

@@ -23,7 +23,9 @@ pub struct Poll {
     pub id: i32,
     pub fk_issue: i32,
     pub fk_initiator: i32,
+    #[serde(serialize_with = "super::unsigned")]
     pub fk_initiating_comment: i32,
+    #[serde(serialize_with = "super::unsigned")]
     pub fk_bot_tracking_comment: i32,
     pub poll_question: String,
     pub poll_created_at: NaiveDateTime,
@@ -71,8 +73,10 @@ pub struct FcpProposal {
     pub id: i32,
     pub fk_issue: i32,
     pub fk_initiator: i32,
+    #[serde(serialize_with = "super::unsigned")]
     pub fk_initiating_comment: i32,
     pub disposition: String,
+    #[serde(serialize_with = "super::unsigned")]
     pub fk_bot_tracking_comment: i32,
     pub fcp_start: Option<NaiveDateTime>,
     pub fcp_closed: bool,