ChaGPT added lab simulations

lab-environment/02-install-and-build.ps1

@@ -0,0 +1,45 @@
+$ErrorActionPreference = 'Stop'
+$distribution = 'Ubuntu-24.04'
+
+function Test-Distribution {
+    $names = @(& wsl.exe --list --quiet 2>$null) | ForEach-Object { $_.Trim("`0 ") }
+    return $names -contains $distribution
+}
+
+if (-not (Test-Distribution)) {
+    Write-Host "Installing $distribution..."
+    & wsl.exe --install --web-download --distribution $distribution --no-launch
+    if ($LASTEXITCODE -ne 0) {
+        throw 'Ubuntu installation failed. Confirm Windows was restarted after running 01-enable-wsl.ps1.'
+    }
+}
+
+& wsl.exe --set-default-version 2
+if ($LASTEXITCODE -ne 0) { throw 'Could not set WSL2 as the default.' }
+
+# Starting as root avoids an interactive Unix-user prompt in this disposable VM.
+& wsl.exe --distribution $distribution --user root --exec /bin/true
+if ($LASTEXITCODE -ne 0) { throw "$distribution did not initialize correctly." }
+
+$linuxDirectory = (& wsl.exe --distribution $distribution --user root --exec wslpath -a $PSScriptRoot).Trim()
+if (-not $linuxDirectory) { throw 'Could not translate the lab path into WSL.' }
+
+Write-Host 'Installing pinned lab tools...'
+& wsl.exe --distribution $distribution --user root --exec bash "$linuxDirectory/bootstrap.sh"
+if ($LASTEXITCODE -ne 0) { throw 'Linux tool bootstrap failed.' }
+
+# Reload WSL so systemd and Docker use the newly written WSL configuration.
+& wsl.exe --shutdown
+Start-Sleep -Seconds 3
+
+Write-Host 'Creating the isolated Kubernetes cluster...'
+& wsl.exe --distribution $distribution --user root --exec bash "$linuxDirectory/create-lab.sh" "$linuxDirectory/kind-v1.34.yaml"
+if ($LASTEXITCODE -ne 0) { throw 'Cluster creation failed.' }
+
+& wsl.exe --distribution $distribution --user root --exec bash "$linuxDirectory/verify-lab.sh"
+if ($LASTEXITCODE -ne 0) { throw 'Lab verification failed.' }
+
+Write-Host ''
+Write-Host 'CKS lab is ready. Enter it with:'
+Write-Host '  .\enter-lab.ps1'
+