Get-ChildItem -Recurse -File -Include Dockerfile,docker-compose.yaml,*.cs |
Where-Object {
    $_.DirectoryName -notmatch '\\(bin|obj)(\\|$)'
} |
ForEach-Object {
    "`n### FILE: $($_.FullName)`n"
    Get-Content $_.FullName
} |
Out-File .\all-code.txt -Encoding utf8