fix(app): terminal no longer hangs on exit or ctrl + D and closes the pane (#9506)

packages/app/src/pages/session.tsx

@@ -385,6 +385,19 @@ export default function Page() {
     terminal.new()
   })
 
+  createEffect(
+    on(
+      () => terminal.all().length,
+      (count, prevCount) => {
+        if (prevCount !== undefined && prevCount > 0 && count === 0) {
+          if (view().terminal.opened()) {
+            view().terminal.toggle()
+          }
+        }
+      },
+    ),
+  )
+
   createEffect(
     on(
       () => visibleUserMessages().at(-1)?.id,