feat: enhance agent management with support for multiple instances and update UI accordingly

pkg/tui/view.go

@@ -75,15 +75,15 @@ func viewAgentList(m Model) string {
 			status = "disabled"
 		} else if a.Running {
 			icon = "●"
-			status = fmt.Sprintf("running  PID %d", a.PID)
+			if a.Instances > 1 {
+				status = fmt.Sprintf("running  %d instances", a.Instances)
+			} else {
+				status = fmt.Sprintf("running  PID %d", a.PID)
+			}
 		}
 
 		b.WriteString(fmt.Sprintf("  %s%s %-20s %-8s %s\n",
 			cursor, icon, a.ID, a.Version, status))
-
-		if a.Instances > 1 {
-			b.WriteString(fmt.Sprintf("     ⚠ WARNING: %d instances running!\n", a.Instances))
-		}
 	}
 
 	if m.StatusMsg != "" {
@@ -104,7 +104,11 @@ func viewAgentActions(m Model) string {
 	a := m.Selected
 	icon := "○ stopped"
 	if a.Running {
-		icon = fmt.Sprintf("● running  PID %d", a.PID)
+		if a.Instances > 1 {
+			icon = fmt.Sprintf("● running  %d instances", a.Instances)
+		} else {
+			icon = fmt.Sprintf("● running  PID %d", a.PID)
+		}
 	}
 
 	b.WriteString(fmt.Sprintf("\n  %s  %s\n", a.ID, icon))