view: reap browser launcher; status: honor empty NO_COLOR

Author: yourconscience

cmd/dotagents/report.go

@@ -213,7 +213,8 @@ func hasFile(path string) bool {
 type palette struct{ on bool }
 
 func statusPalette() palette {
-	if os.Getenv("NO_COLOR") != "" {
+	// NO_COLOR opts out when present, regardless of value (https://no-color.org).
+	if _, ok := os.LookupEnv("NO_COLOR"); ok {
 		return palette{on: false}
 	}
 	info, err := os.Stdout.Stat()

cmd/dotagents/view.go

@@ -36,7 +36,13 @@ var openInBrowser = func(url string) error {
 	default:
 		cmd = exec.Command("xdg-open", url)
 	}
-	return cmd.Start()
+	if err := cmd.Start(); err != nil {
+		return err
+	}
+	// Reap the short-lived launcher (open/xdg-open/start) so it does not linger
+	// as a zombie for the lifetime of the foreground `hk serve` session.
+	go func() { _ = cmd.Wait() }()
+	return nil
 }
 
 const hkInstallHint = `HarnessKit (hk) not found on PATH.