unhandledRejection: MongoServerError: bad auth : Authentication failed.
    at Connection.onMessage (/home/codexpath/Desktop/code_demo/restaurant_app/node_modules/mongodb/lib/cmap/connection.js:207:30)
    at MessageStream.<anonymous> (/home/codexpath/Desktop/code_demo/restaurant_app/node_modules/mongodb/lib/cmap/connection.js:60:60)
    at MessageStream.emit (node:events:527:28)
    at processIncomingData (/home/codexpath/Desktop/code_demo/restaurant_app/node_modules/mongodb/lib/cmap/message_stream.js:132:20)
    at MessageStream._write (/home/codexpath/Desktop/code_demo/restaurant_app/node_modules/mongodb/lib/cmap/message_stream.js:33:9)
    at writeOrBuffer (node:internal/streams/writable:389:12)
    at 
    at TLSSocket.emit (node:events:527:28) {
  ok: 0,
  code: 8000,
  codeName: 'AtlasError',
  [Symbol(errorLabels)]: Set(1) { 'HandshakeError' }
}