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Packer
1

Here is the code: Please suggest what exactly is missing in the syntax

packer 
  required_plugins {
    azure = {
      version = ">= 1.0.0"
      source  = "github.com/hashicorp/azure"
    }
  }
}

source "azure-arm" "example" {
  managed_image_name                 = "MT-Image"
     managed_image_resource_group_name  = cg

  location                           = eastus

  # Using Azure CLI for authentication
  use_azure_cli_auth = true

  image_offer     = "visualstudio2022"
  image_publisher = "microsoftvisualstudio"
  image_sku       = "20_04-lts-gen2"

  os_type         = "Linux"
  vm_size         = "Standard_B4ms"
  os_disk_size_gb = 64

  shared_image_gallery_destination {
    resource_group       = cg
    gallery_name         = gallery1
    image_name           = "newimage"
    image_version        = "1.0.1"
    replication_regions  = ["eastus"]
    storage_account_type = "Standard_LRS"
  }
}

build {
  sources = [
    "source.azure-arm.example"
  ]
 provisioner "powershell" {
    inline = ["Remove-WindowsFeature Web-Server", "while ((Get-Service RdAgent).Status -ne 'Running') { Start-Sleep -s 5 }", "while ((Get-Service WindowsAzureGuestAgent).Status -ne 'Running') { Start-Sleep -s 5 }", "& $env:SystemRoot\\System32\\Sysprep\\Sysprep.exe /oobe /generalize /quiet /quit", "while($true) { $imageState = Get-ItemProperty HKLM:\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Setup\\State | Select ImageState; if($imageState.ImageState -ne 'IMAGE_STATE_GENERALIZE_RESEAL_TO_OOBE') { Write-Output $imageState.ImageState; Start-Sleep -s 10  } else { break } }"]
  }

}