Cambio a 24fps y cooldown de 30s

backend/src/index.js

@@ -101,7 +101,23 @@ app.post('/api/detect', async (req, res) => {
   const { plate_number } = req.body;
   console.log(`Detected: ${plate_number}`);
 
+  const DUPLICATE_COOLDOWN_MS = 30000; // 30 seconds
+
   try {
+    // Check for recent duplicate
+    const lastLog = await prisma.accessLog.findFirst({
+      where: { plateNumber: plate_number },
+      orderBy: { timestamp: 'desc' }
+    });
+
+    if (lastLog) {
+      const timeDiff = new Date() - new Date(lastLog.timestamp);
+      if (timeDiff < DUPLICATE_COOLDOWN_MS) {
+        console.log(`Duplicate detection ignored for ${plate_number} (${timeDiff}ms since last)`);
+        return res.json({ message: 'Duplicate detection ignored', ignored: true, accessStatus: lastLog.accessStatus });
+      }
+    }
+
     // Check if plate exists
     let plate = await prisma.plate.findUnique({
       where: { number: plate_number }