Fixes

webui/src/components/Playground.tsx

@@ -47,9 +47,27 @@ const AGENTS = {
 export default function Playground() {
 	const [isScriptRunning, setIsScriptRunning] = useState(false);
 	const [isEditorReady, setIsEditorReady] = useState(false);
-	const [fontSize, setFontSize] = useState(14);
-	const [bulkRounds, setBulkRounds] = useState(1000);
-	const [selectedAgent, setSelectedAgent] = useState("Self");
+	const [fontSize, setFontSize] = useState(() => {
+		if (typeof window !== "undefined") {
+			const saved = localStorage.getItem("playground-fontSize");
+			return saved ? parseInt(saved, 10) : 14;
+		}
+		return 14;
+	});
+	const [bulkRounds, setBulkRounds] = useState(() => {
+		if (typeof window !== "undefined") {
+			const saved = localStorage.getItem("playground-bulkRounds");
+			return saved ? parseInt(saved, 10) : 1000;
+		}
+		return 1000;
+	});
+	const [selectedAgent, setSelectedAgent] = useState(() => {
+		if (typeof window !== "undefined") {
+			const saved = localStorage.getItem("playground-selectedAgent");
+			return saved || "Self";
+		}
+		return "Self";
+	});
 	const [isHelpOpen, setIsHelpOpen] = useState(false);
 	const [scriptName, setScriptName] = useState("");
 	const [saveSecret, setSaveSecret] = useState("");
@@ -122,6 +140,30 @@ export default function Playground() {
 		loadSavedScripts();
 	}, [loadSavedScripts]);
 
+	// Save font size to localStorage
+	useEffect(() => {
+		if (typeof window !== "undefined") {
+			localStorage.setItem("playground-fontSize", fontSize.toString());
+		}
+	}, [fontSize]);
+
+	// Save bulk rounds to localStorage
+	useEffect(() => {
+		if (typeof window !== "undefined") {
+			localStorage.setItem(
+				"playground-bulkRounds",
+				bulkRounds.toString()
+			);
+		}
+	}, [bulkRounds]);
+
+	// Save selected agent to localStorage
+	useEffect(() => {
+		if (typeof window !== "undefined") {
+			localStorage.setItem("playground-selectedAgent", selectedAgent);
+		}
+	}, [selectedAgent]);
+
 	const runHuman = useCallback(async () => {
 		if (resultRef.current) {
 			resultRef.current.value = "";