Listen for responses of supervisors

Signed-off-by: Lee Smet <lee.smet@hotmail.com>

src/main.rs

@@ -99,7 +99,7 @@ async fn main() {
     // Shared application state
     let state = Arc::new(herocoordinator::rpc::AppState::new(service));
 
-    // Start router workers (auto-discovered contexts)
+    // Start router workers (auto-discovered contexts) and a single global inbound listener
     {
         let base_url = format!("http://{}:{}", cli.mycelium_ip, cli.mycelium_port);
         let cfg = herocoordinator::router::RouterConfig {
@@ -110,6 +110,10 @@ async fn main() {
             transport_poll_interval_secs: 2,
             transport_poll_timeout_secs: 300,
         };
+        // Global inbound listener for supervisor replies via Mycelium popMessage
+        let _inbound_handle =
+            herocoordinator::router::start_inbound_listener(service_for_router.clone(), cfg.clone());
+        // Per-context outbound delivery loops
         let _auto_handle = herocoordinator::router::start_router_auto(service_for_router, cfg);
     }