Express Production Setup - 5 | Handle Invaild Json

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    const express = require("express");
    const app = express();
    app.use(express.json())

    // Error handling middleware
    app.use((err, req, res, next) => {
        if (err instanceof SyntaxError && err.status === 400 && 'body' in err) {
            res.status(400).json({ error: "Invalid JSON" });
        } else {
            next(); // Passes the error to the next error handler if it's not related to JSON parsing
        }
    });


    app.get("/", (req, res) => {
        res.json(req.body);
    });

    app.listen(3000, () => console.log("server running on port 3000"));

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