created API For Aplication Absensi

app/middlewares/OptionalLogin.js

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+require('dotenv').config();
+const jwt = require('jsonwebtoken');
+const db = require('../../models/migration');
+const User = db.User;
+
+const optionalAuth = async (req, res, next) => {
+  try {
+    const header = req.header('Authorization');
+
+    // kalau tidak ada token, user dianggap belum login → lanjut aja
+    if (!header) {
+      req.user = null;
+      return next();
+    }
+
+    const idToken = header.replace('Bearer ', '');
+    const decoded = jwt.verify(idToken, process.env.JWT_SECRET_KEY);
+
+    const user = await User.findByPk(decoded.id);
+    if (!user || user.is_suspended) {
+      req.user = null;
+      return next();
+    }
+
+    req.user = user;
+    return next();
+  } catch (e) {
+    // kalau token invalid, tetap lanjut tapi tanpa user
+    req.user = null;
+    return next();
+  }
+};
+
+module.exports = optionalAuth;