--no-video flag

internal/app/app_test.go

@@ -0,0 +1,15 @@
+package app
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestValidateConfigRejectsNoFlows(t *testing.T) {
+	err := validateConfig(Config{
+		Domain: "/unused",
+	})
+	if err == nil || !strings.Contains(err.Error(), "at least one media flow") {
+		t.Fatalf("error = %v, want no-flow validation error", err)
+	}
+}