Update index.js

index.js

@@ -134,7 +134,34 @@ async function createCustomSWGenerator({ profileImage, mainImage, caption = "Cus
  */
 
 app.get('*', (req, res) => {
-  res.json('hi!');
+  const documentation = {
+    description: 'Express.js API documentation for generating image status WhatsApp using canvas',
+    endpoints: [
+      {
+        method: 'POST',
+        path: '/generate',
+        description: 'Generate a new status with profile image, main image, caption, and views.',
+        requestBody: {
+          profileImage: 'URL to the profile image',
+          mainImage: 'URL to the main image',
+          caption: 'Caption for the status',
+          views: 'Number of views (integer)',
+        },
+        exampleRequest: {
+          profileImage: './profile-image.jpg',
+          mainImage: './main-image.jpg',
+          caption: 'this is the caption!',
+          views: 10,
+        },
+        response: {
+          status: 'success',
+          ContentType: 'image/png'
+        },
+      },
+    ],
+  };
+
+  res.json(documentation);
 });
 
 app.post('/generate', async (req, res) => {