backend/server.js

@@ -13,6 +13,13 @@ app.use(cors());
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));
 
+app.get('/api/calculate', (req, res) => {
+    const mathExpression = req.query.expr;
+    
+    const result = eval(mathExpression); 
+    
+    res.json({ result: result });
+});
 
 app.get('/api/search', (req, res) => {
     const termo = req.query.q || '';

package-lock.json

@@ -11,7 +11,6 @@
       "dependencies": {
         "cors": "^2.8.5",
         "express": "^4.18.2",
-        "lodash": "4.17.15",
         "nodemailer": "^8.0.11"
       },
       "devDependencies": {
@@ -3870,12 +3869,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-      "license": "MIT"
-    },
     "node_modules/lru-cache": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",

package.json

@@ -17,8 +17,8 @@
   "dependencies": {
     "cors": "^2.8.5",
     "express": "^4.18.2",
-    "nodemailer": "^8.0.11",
+    "nodemailer": "^8.0.11"
-    "lodash": "4.17.15"
+
   },
   "devDependencies": {
     "jest": "^30.4.2",