Koyeb deployment error

[Arshith7]

Build ready to start ▶️

Cloning github.com/SuhailTechInfo/Suhail-Md.git commit sha 8d13427 into /workspace
Initialized empty Git repository in /workspace/.git/
From https://github.com/SuhailTechInfo/Suhail-Md

• branch 8d13427 -> FETCH_HEAD
  HEAD is now at 8d13427 Suhail 1.3.0
  Previous image with name "registry01.prod.koyeb.com/k-f763bd8e-fbe1-4c4a-829e-5a6fb73fbb55/6c7ba4a0-097c-4005-8e4e-be5583dbea32:latest" not found
  3 of 5 buildpacks participating
  heroku/nodejs-engine 2.6.2
  heroku/nodejs-npm-install 2.6.2
  heroku/procfile 2.0.2
  Layer cache not found
  [Heroku Node.js Engine Buildpack]
  [Checking Node.js version]
  Node.js version not specified, using 20.x
  Resolved Node.js version: 20.10.0
  [Installing Node.js distribution]
  Downloading Node.js 20.10.0
  Extracting Node.js 20.10.0
  Installing Node.js 20.10.0

Heroku Node.js npm Install Buildpack

! Couldn't determine Node.js package manager. Package manager lockfile not found.
!
! A lockfile from a supported package manager is required to install Node.js dependencies. The package.json for this project specifies dependencies, but there isn't a lockfile.
!
! To use npm to install dependencies, run npm install. This command will generate a package-lock.json lockfile.
!
! Or, to use yarn to install dependencies, run yarn install. This command will generate a yarn.lock lockfile.
!
! Or, to use pnpm to install dependencies, run pnpm install. This command will generate a pnpm-lock.yaml lockfile.
!
! Ensure the resulting lockfile is committed to the repository, then try again.
ERROR: failed to build: exit status 1
exit status 51