Create frontend/src/components/ErrorBoundary.jsx

frontend/src/components/ErrorBoundary.jsx

@@ -0,0 +1,72 @@
+import React from "react";
+
+class ErrorBoundary extends React.Component {
+  constructor(props) {
+    super(props);
+    this.state = { hasError: false, error: null };
+  }
+
+  static getDerivedStateFromError(error) {
+    return { hasError: true, error };
+  }
+
+  componentDidCatch(error, errorInfo) {
+    console.error("Error caught by boundary:", error, errorInfo);
+  }
+
+  render() {
+    if (this.state.hasError) {
+      return (
+        <div className="min-h-screen bg-[#FAFAFA] flex items-center justify-center p-8">
+          <div className="max-w-md w-full bg-white rounded-2xl border border-red-200 p-8 shadow-lg">
+            <div className="text-center">
+              <div className="h-16 w-16 mx-auto rounded-full bg-red-100 flex items-center justify-center mb-4">
+                <svg
+                  className="h-8 w-8 text-red-600"
+                  fill="none"
+                  viewBox="0 0 24 24"
+                  stroke="currentColor"
+                >
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={2}
+                    d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"
+                  />
+                </svg>
+              </div>
+              <h2 className="text-xl font-bold text-slate-900 mb-2">
+                Something went wrong
+              </h2>
+              <p className="text-sm text-slate-600 mb-6">
+                The application encountered an error. Please refresh the page or contact support if the problem persists.
+              </p>
+              <button
+                onClick={() => window.location.reload()}
+                className="px-6 py-2 bg-indigo-600 text-white rounded-lg font-semibold hover:bg-indigo-700 transition-colors"
+              >
+                Refresh Page
+              </button>
+              {process.env.NODE_ENV === "development" && this.state.error && (
+                <details className="mt-6 text-left">
+                  <summary className="text-sm text-slate-500 cursor-pointer mb-2">
+                    Error Details (Development Only)
+                  </summary>
+                  <pre className="text-xs bg-slate-100 p-4 rounded-lg overflow-auto max-h-64">
+                    {this.state.error.toString()}
+                    {this.state.error.stack}
+                  </pre>
+                </details>
+              )}
+            </div>
+          </div>
+        </div>
+      );
+    }
+
+    return this.props.children;
+  }
+}
+
+export default ErrorBoundary;
+