feat: complete operational growth foundations

install.ps1

@@ -0,0 +1,27 @@
+param(
+  [switch]$DryRun,
+  [string]$Target = "AGENTS.md",
+  [string]$SourceUrl = "https://agentpacks.domhubs.com.br/api/lite/agents"
+)
+
+$ErrorActionPreference = "Stop"
+$ExpectedSha256 = "03d2b7d8258ca271bf84f3afa9e72dfde7accdf55b1f800ffca9a84976e59b79"
+
+if (Test-Path -LiteralPath $Target -PathType Leaf) {
+  throw "Arquivo existente; nada foi sobrescrito: $Target"
+}
+
+$temporary = Join-Path ([System.IO.Path]::GetTempPath()) ("agentpack-lite-" + [guid]::NewGuid().ToString("N") + ".md")
+try {
+  Invoke-WebRequest -Uri $SourceUrl -OutFile $temporary -UseBasicParsing
+  $actual = (Get-FileHash -Algorithm SHA256 -LiteralPath $temporary).Hash.ToLowerInvariant()
+  if ($actual -ne $ExpectedSha256) { throw "Falha de integridade: SHA-256 inesperado ($actual)." }
+  if ($DryRun) {
+    Write-Output "OK: instalaria $Target (SHA-256 $actual)"
+  } else {
+    Copy-Item -LiteralPath $temporary -Destination $Target
+    Write-Output "AgentPack Lite instalado em $Target"
+  }
+} finally {
+  Remove-Item -LiteralPath $temporary -Force -ErrorAction SilentlyContinue
+}