story-kit: merge 159_bug_server_restart_leaves_orphaned_claude_code_pty_processes_running

server/src/main.rs

@@ -110,6 +110,8 @@ async fn main() -> Result<(), std::io::Error> {
     let startup_root: Option<PathBuf> = app_state.project_root.lock().unwrap().clone();
     let startup_agents = Arc::clone(&agents);
     let startup_reconciliation_tx = reconciliation_tx.clone();
+    // Clone for shutdown cleanup — kill orphaned PTY children before exiting.
+    let agents_for_shutdown = Arc::clone(&agents);
 
     let ctx = AppContext {
         state: app_state,
@@ -170,6 +172,10 @@ async fn main() -> Result<(), std::io::Error> {
 
     let result = Server::new(TcpListener::bind(&addr)).run(app).await;
 
+    // Kill all active PTY child processes before exiting to prevent orphaned
+    // Claude Code processes from running after the server restarts.
+    agents_for_shutdown.kill_all_children();
+
     if let Some(ref path) = port_file {
         remove_port_file(path);
     }