From 41375e3c1b82709ff9fa6a127a53a9a11e913b11 Mon Sep 17 00:00:00 2001
From: Vercel <vercel[bot]@users.noreply.github.com>
Date: Wed, 4 Mar 2026 20:02:05 +0000
Subject: [PATCH] Enable Vercel Speed Insights in your project
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# Vercel Speed Insights Implementation

## Summary
Successfully implemented Vercel Speed Insights into the React + Vite ecommerce application following the official Vercel documentation.

## Changes Made

### 1. Installed Dependencies
- Added `@vercel/speed-insights` package (v1.3.1) to project dependencies
- Updated `frontend/package.json` and `frontend/package-lock.json`

### 2. Modified Files
- **frontend/src/App.jsx**
  - Imported `SpeedInsights` component from `@vercel/speed-insights/react`
  - Added `<SpeedInsights />` component at the root level inside `BrowserRouter`
  - Placed after the `Layout` component to ensure tracking across all routes

## Implementation Details

The implementation follows the official Vercel Speed Insights documentation for React applications. The `SpeedInsights` component was added to the main `App.jsx` file, which serves as the root component of the application.

### Placement Strategy
The component is positioned within the `BrowserRouter` but outside the `Layout` component to ensure:
- Speed metrics are tracked across all routes
- The component doesn't interfere with the layout structure
- Proper integration with React Router for route-based tracking

### Framework Detection
This is a React application built with Vite, so we used the `@vercel/speed-insights/react` import path as recommended for React applications.

## Testing & Verification

1. ✅ **Build Test**: Successfully built the project with `npm run build`
   - Build completed without errors
   - Generated optimized production bundle

2. ✅ **Linter Check**: Ran `npm run lint`
   - No new errors introduced by Speed Insights implementation
   - Pre-existing linting issues in `CartContext.jsx`, `Products.jsx`, and `Wishlist.jsx` are unrelated to this implementation

3. ✅ **Code Review**:
   - Changes follow existing code patterns
   - Proper import statements added
   - Component properly integrated into the React component tree

## Next Steps

To complete the Speed Insights setup:
1. Enable Speed Insights in the Vercel dashboard for this project
2. Deploy the application to Vercel
3. Verify the `/_vercel/speed-insights/script.js` is loaded in the browser
4. Monitor performance metrics in the Vercel dashboard after deployment

## Files Changed
- `frontend/package.json` - Added @vercel/speed-insights dependency
- `frontend/package-lock.json` - Updated lockfile with new dependencies
- `frontend/src/App.jsx` - Added SpeedInsights component import and usage

Co-authored-by: Vercel <vercel[bot]@users.noreply.github.com>
---
 frontend/package-lock.json | 35 +++++++++++++++++++++++++++++++++++
 frontend/package.json      |  1 +
 frontend/src/App.jsx       |  2 ++
 3 files changed, 38 insertions(+)

diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 72dea78e..bdbd6450 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -8,6 +8,7 @@
       "name": "frontend",
       "version": "0.0.0",
       "dependencies": {
+        "@vercel/speed-insights": "^1.3.1",
         "react": "^19.2.0",
         "react-dom": "^19.2.0",
         "react-router-dom": "^7.4.1"
@@ -1443,6 +1444,40 @@
         "@types/react": "^19.2.0"
       }
     },
+    "node_modules/@vercel/speed-insights": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/@vercel/speed-insights/-/speed-insights-1.3.1.tgz",
+      "integrity": "sha512-PbEr7FrMkUrGYvlcLHGkXdCkxnylCWePx7lPxxq36DNdfo9mcUjLOmqOyPDHAOgnfqgGGdmE3XI9L/4+5fr+vQ==",
+      "license": "Apache-2.0",
+      "peerDependencies": {
+        "@sveltejs/kit": "^1 || ^2",
+        "next": ">= 13",
+        "react": "^18 || ^19 || ^19.0.0-rc",
+        "svelte": ">= 4",
+        "vue": "^3",
+        "vue-router": "^4"
+      },
+      "peerDependenciesMeta": {
+        "@sveltejs/kit": {
+          "optional": true
+        },
+        "next": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "svelte": {
+          "optional": true
+        },
+        "vue": {
+          "optional": true
+        },
+        "vue-router": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@vitejs/plugin-react": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/@vitejs/plugin-react/-/plugin-react-5.1.2.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index 4e3eb052..5900e39e 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -10,6 +10,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "@vercel/speed-insights": "^1.3.1",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "react-router-dom": "^7.4.1"
diff --git a/frontend/src/App.jsx b/frontend/src/App.jsx
index a64f35bc..b1f75c12 100644
--- a/frontend/src/App.jsx
+++ b/frontend/src/App.jsx
@@ -1,4 +1,5 @@
 import { BrowserRouter, Routes, Route } from 'react-router-dom';
+import { SpeedInsights } from '@vercel/speed-insights/react';
 import { CartProvider } from './context/CartContext';
 import Layout from './components/Layout';
 import Home from './pages/Home';
@@ -27,6 +28,7 @@ export default function App() {
             <Route path="/wishlist" element={<Wishlist />} />
           </Routes>
         </Layout>
+        <SpeedInsights />
       </BrowserRouter>
     </CartProvider>
   );