fix(ci): provision integration fixtures

scripts/test-windows-clone-contract.ps1

@@ -142,10 +142,12 @@ try {
 
     $piAuth = Join-Path $fixtureRoot "Pi Auth/pi-auth.json"
     $secrets = Join-Path $fixtureRoot "Secrets/thothii.secrets"
+    $authConfigRoot = Join-Path $fixtureRoot "Auth Config"
     $secretValue = "windows-contract-$runId"
     $script:SensitiveValues.Add($secretValue)
     Write-Utf8File $piAuth "{}`n"
     Write-Utf8File $secrets "THT_MODEL_API_KEY=$secretValue`n"
+    [System.IO.Directory]::CreateDirectory($authConfigRoot) | Out-Null
 
     $remote = Join-Path $fixtureRoot "Workspace Remote/remote.git"
     $seed = Join-Path $fixtureRoot "Workspace Seed"
@@ -190,6 +192,7 @@ THOTH_HTTP_PORT=0
 THOTH_CORE_HTTP_PORT=0
 PI_AUTH_FILE=$piAuth
 THT_SECRETS_FILE=$secrets
+THT_AUTH_CONFIG_ROOT=$authConfigRoot
 THT_WORKSPACE_GIT_REMOTE=/fixtures/remote.git
 THT_WORKSPACE_GIT_BRANCH=main
 THT_WORKSPACE_INSTALLATION_ID=task13-windows