Add requireJson middleware

src/middlewares/requireJson.middlewares.js

@@ -0,0 +1,9 @@
+const log   = require('../utils/log.utils')
+
+module.exports = async function requireJson(req, res, next) {
+    if (req.headers['content-type'] !== 'application/json') {
+        res.status(400).send({status: 400, message: "Server requires JSON"})
+    } else {
+        next()
+    }
+}