Patch 2

index.js

@@ -1,10 +1,14 @@
 import express from 'express';
 import mongoose from 'mongoose';
+import cors from 'cors';
+import predictFraudRouter from './predict-fraud.js';
 
 const app = express();
-
+app.use(cors());
 app.use(express.json());
+
 const MONGO_URL = 'mongodb://127.0.0.1:27017/safe-transactions';
+
 mongoose.connect(MONGO_URL)
     .then(() => {
         console.log('Connected to MongoDB');
@@ -13,8 +17,10 @@ mongoose.connect(MONGO_URL)
         console.error('Error connecting to MongoDB:', error);
     });
 
+app.use('/predict', predictFraudRouter);
+
 const port = 3002;
 
 app.listen(port, () =>
-    console.log(`server running on port ${port}`)
+    console.log(`Server running on port ${port}`)
 );

model/transaction.js

@@ -0,0 +1,18 @@
+import mongoose from 'mongoose';
+
+const transactionSchema = new mongoose.Schema({
+  cardType: String,
+  channel: String,
+  transactionType: String,
+  transactionTypeGroup: String,
+  entryMode: String,
+  outletId: String,
+  merchantCountry: String,
+  merchantActivity: String,
+  clientCode: String,
+  amountUSD: Number,
+});
+
+const Transaction = mongoose.model('Transaction', transactionSchema);
+
+export default Transaction;