now not duplicating npubbing

src/app.js

@@ -39,9 +39,7 @@ app.get('/', (req, res) => {
     res.render('index', { uuid: req.cookies.sessionUuid });
 });
 
-
 app.post('/api/session-npubbed', async (req, res) => {
-    console.log(req.body);
     const sessionUuid = req.cookies.sessionUuid;
     const npub = req.body.npub;
 
@@ -49,30 +47,31 @@ app.post('/api/session-npubbed', async (req, res) => {
         return res.status(400).json({ error: 'Missing session_uuid or npub' });
     }
 
-    console.log("This is the npub: ${npub}");
-
-    const thereIsAMatchingRecord = boolean(await SessionNpubbed.findOne(
-        {
-            where: {
-                sessionUuid,
-                npub
-            }
-        }
-    ));
-
     try {
+        const existingRecord = await SessionNpubbed.findOne({
+            where: { sessionUuid, npub }
+        });
+
+        if (existingRecord) {
+            console.log("Record already exists. No need to create a new one.");
+            return res.json({ message: 'SessionNpubbed record already exists' });
+        }
+
+
+        console.log("No matching record found. Creating a new one...");
+
         await SessionNpubbed.create({
             sessionNpubbedUuid: uuid.v7(),
-            sessionUuid: sessionUuid,
-            npub: npub,
+            sessionUuid,
+            npub,
             created_at: new Date().toISOString()
         });
 
-        res.json({ message: 'SessionNpubbed record created successfully' });
+        return res.json({ message: 'SessionNpubbed record created successfully' });
+
     } catch (error) {
-        console.log(error);
-        console.error('Error creating sessionNpubbed record:', error);
-        res.status(500).json({ error: 'Failed to create sessionNpubbed record' });
+        console.error("Error handling SessionNpubbed record:", error);
+        return res.status(500).json({ error: 'Failed to process sessionNpubbed record' });
     }
 });