huskies: merge 1096 bug Shadow drift: set_agent writes CRDT agent register without updating pipeline_items.agent

server/src/crdt_state/write/item.rs

@@ -183,16 +183,21 @@ pub fn set_agent(story_id: &str, agent: Option<crate::config::AgentName>) -> boo
     let Some(state_mutex) = get_crdt() else {
         return false;
     };
-    let Ok(mut state) = state_mutex.lock() else {
-        return false;
-    };
-    let Some(&idx) = state.index.get(story_id) else {
-        return false;
-    };
-    let value = agent.map(|a| a.as_str().to_string()).unwrap_or_default();
-    apply_and_persist(&mut state, |s| {
-        s.crdt.doc.items[idx].agent.set(value.clone())
-    });
+    {
+        let Ok(mut state) = state_mutex.lock() else {
+            return false;
+        };
+        let Some(&idx) = state.index.get(story_id) else {
+            return false;
+        };
+        let value = agent.map(|a| a.as_str().to_string()).unwrap_or_default();
+        apply_and_persist(&mut state, |s| {
+            s.crdt.doc.items[idx].agent.set(value.clone())
+        });
+    }
+    // Sync the updated agent to the SQLite shadow table.  Must be called after
+    // releasing the CRDT mutex so read_item can re-acquire it without deadlock.
+    crate::db::ops::sync_item_agent(story_id);
     true
 }