fix(#1896): drop self-authored issue/pr creation wakes in forge_notify

docs/forge.md

@@ -141,10 +141,10 @@ silently (mark-read without delivery):
 
 - **Self-authored comments / reviews** — comment payload's
   `user.login` matches `own_login`.
-
-Self-authored *new items* (an agent opening its own PR/issue) are not
-filtered and do surface — the notification subject carries no author
-field to match against without a per-notification fetch.
+- **Self-authored creations** (an agent opening its own PR/issue) — the
+  already-fetched subject payload's poster `user.login` matches
+  `own_login`. Only *creations* are dropped; a later state change on the
+  agent's own subject is driven by someone else and still surfaces.
 
 `own_login` is fetched once at startup via `GET /api/v1/user`. On
 fetch failure the filter degrades open (no filtering) rather than

hive-ag3nt/src/forge_notify.rs

@@ -409,7 +409,7 @@ async fn format_notification(
         )
         .await
     } else {
-        Some(format_state_change_notification(notif, &meta, own_login))
+        format_state_change_notification(notif, &meta, own_login)
     }
 }
 
@@ -553,11 +553,16 @@ async fn format_comment_notification(
 }
 
 /// Format a notification triggered by creation or state change of the subject.
+///
+/// Returns `None` for an agent's own *creation* (it opened the issue/PR) —
+/// the same "don't loop claude on its own writes" rule the comment/review
+/// path applies. Only creations are dropped: a later state change on the
+/// agent's own subject is driven by someone else and stays a wake.
 fn format_state_change_notification(
     notif: &serde_json::Value,
     meta: &NotifMeta<'_>,
     own_login: &str,
-) -> String {
+) -> Option<String> {
     // Classification uses notif["subject"]["state"] directly — Forgejo
     // returns "open" / "closed" / "merged" here. We do NOT rely on
     // fetching the PR/issue detail for `merged`:
@@ -590,6 +595,22 @@ fn format_state_change_notification(
     // duplicate of the original open notification. When we can't confirm
     // creation, fall back to a neutral "activity on" label.
     let looks_new = notification_is_creation(notif, subject.as_ref());
+
+    // Self-authored creation filter: skip an agent being woken by its own
+    // freshly-opened issue/PR. The subject payload is already fetched (for
+    // assignees / reviewers / body), so its poster `user.login` costs no
+    // extra request. Mirrors the self-authored comment/review drop above.
+    if looks_new && !own_login.is_empty() {
+        let author = subject
+            .as_ref()
+            .and_then(|s| s["user"]["login"].as_str())
+            .unwrap_or("");
+        if author == own_login {
+            debug!(%own_login, "forge_notify: skipping self-authored creation");
+            return None;
+        }
+    }
+
     let kind = match notif_state {
         "merged" => format!("{label} merged{num}{repo}"),
         "closed" => format!("{label} closed{num}{repo}"),
@@ -635,7 +656,7 @@ fn format_state_change_notification(
 
     let mut out = format!("[{kind}] {title}\nurl: {html_url}{body_block}");
     out.push_str(meta_suffix);
-    out
+    Some(out)
 }
 
 /// Decide whether a state-change notification represents the subject's
@@ -1162,4 +1183,50 @@ mod tests {
         assert!(notification_is_creation(&empty, None));
         assert!(notification_is_creation(&empty, Some(&subject)));
     }
+
+    /// Build a `NotifMeta` for the state-change formatter tests. The `&str`
+    /// fields borrow `'static` literals so the value is self-contained.
+    fn state_change_meta(subject: serde_json::Value) -> NotifMeta<'static> {
+        NotifMeta {
+            title: "subject title",
+            notif_type: "Issue",
+            html_url: "http://forge/issues/1",
+            num: " #1".to_owned(),
+            repo: " [agents/x]".to_owned(),
+            meta_suffix: "\nassignee: unassigned".to_owned(),
+            subject: Some(subject),
+            is_pr: false,
+        }
+    }
+
+    #[test]
+    fn state_change_drops_self_authored_creation() {
+        // No timestamps ⇒ treated as a creation; poster login == own_login.
+        let meta = state_change_meta(serde_json::json!({ "user": { "login": "damocles" } }));
+        let notif = serde_json::json!({ "subject": { "state": "open" } });
+        assert!(format_state_change_notification(&notif, &meta, "damocles").is_none());
+    }
+
+    #[test]
+    fn state_change_keeps_other_authored_creation() {
+        let meta = state_change_meta(serde_json::json!({ "user": { "login": "someone-else" } }));
+        let notif = serde_json::json!({ "subject": { "state": "open" } });
+        assert!(format_state_change_notification(&notif, &meta, "damocles").is_some());
+    }
+
+    #[test]
+    fn state_change_keeps_self_authored_later_activity() {
+        // The agent authored the subject, but this notification fired well
+        // after creation (someone else acted on it) ⇒ not a creation ⇒ still
+        // surfaces.
+        let meta = state_change_meta(serde_json::json!({
+            "user": { "login": "damocles" },
+            "created_at": "2020-01-01T00:00:00Z",
+        }));
+        let notif = serde_json::json!({
+            "subject": { "state": "closed" },
+            "updated_at": "2026-06-22T16:00:00Z",
+        });
+        assert!(format_state_change_notification(&notif, &meta, "damocles").is_some());
+    }
 }