inital commit

middleware/authMiddleware.js

@@ -0,0 +1,19 @@
+const jwt = require('jsonwebtoken');
+
+const authMiddleware = (req, res, next) => {
+  const authHeader = req.header('Authorization');
+  if (!authHeader) {
+    return res.status(401).json({ message: 'Zugriff verweigert. Kein Token vorhanden.' });
+  }
+
+  const token = authHeader.replace('Bearer ', '');
+  try {
+    const decoded = jwt.verify(token, 'zTxVgptmPl9!_dr%xxx9999(dd)');
+    req.user = decoded;
+    next();
+  } catch (err) {
+    return res.status(401).json({ message: 'Ungültiges Token.' });
+  }
+};
+
+module.exports = authMiddleware;