feat: implement Pi Switch i18n UI and agent config switch

src/main.tsx

@@ -1,10 +1,53 @@
 import React from "react";
 import ReactDOM from "react-dom/client";
+import { invoke } from "@tauri-apps/api/core";
 import App from "./App";
+import { I18nProvider } from "./i18n";
 import "./index.css";
 
+class ErrorBoundary extends React.Component<
+  { children: React.ReactNode },
+  { error: Error | null }
+> {
+  constructor(props: { children: React.ReactNode }) {
+    super(props);
+    this.state = { error: null };
+  }
+
+  static getDerivedStateFromError(error: Error) {
+    return { error };
+  }
+
+  componentDidCatch(error: Error, info: React.ErrorInfo) {
+    const payload = `${error.toString()}\n${info.componentStack || ""}`;
+    console.error("React render error:", payload);
+    try {
+      invoke("debug_log", { message: payload }).catch(() => {});
+    } catch {
+      // ignore
+    }
+  }
+
+  render() {
+    if (this.state.error) {
+      return (
+        <div style={{ padding: 16, color: "#ff6b6b", whiteSpace: "pre-wrap" }}>
+          <h2>Render error</h2>
+          <pre>{this.state.error.toString()}</pre>
+          <pre>{(this.state.error as Error).stack}</pre>
+        </div>
+      );
+    }
+    return this.props.children;
+  }
+}
+
 ReactDOM.createRoot(document.getElementById("root")!).render(
   <React.StrictMode>
-    <App />
+    <I18nProvider>
+      <ErrorBoundary>
+        <App />
+      </ErrorBoundary>
+    </I18nProvider>
   </React.StrictMode>
 );