Git diff for Bicep templates with ACE (Azure Cost Estimator) run

bicep-diff.ps1

# get the latest changed bicep files - change bicep/infra folder for your needs
$files = (git diff origin/main --name-only -- bicep/infra | Where-Object {$_.EndsWith('.bicep')})
New-Item -Name "md-reports" -ItemType Directory
if ($files.count -ge 1) {
  # foreach bicep file run cost estimator ACE
  foreach ($file in $files) {
     # amend bicepparam name as you see fit
     $params = $file | Split-Path | Get-ChildItem -Recurse -Filter *prod.bicepparam 
     Write-Host "##[debug] $file found with parameter file $params...running cost estimator"
    ./azure-cost-estimator $file YOUR_SUB_GUID bicep-estimator --parameters $params --currency GBP --outputFormat Table --generate-markdown-output --generateJsonOutput true --generateHtmlOutput true
    Copy-Item -Path ".\ace_*.md" -Destination md-reports
  }
  Write-Host "$($files.count) Bicep files found"
  Write-Host "$params"
}
else {
  Write-Host "No Bicep updates"
}