chore: initial commit

scripts/install-onx.ps1

@@ -0,0 +1,34 @@
+[CmdletBinding()]
+param(
+  [Alias("v")]
+  [string]$Version,
+
+  [Alias("t")]
+  [string]$InstallDir = "$HOME\.onx\bin"
+)
+
+$ErrorActionPreference = "Stop"
+
+$Existing = Get-Command "onx" -ErrorAction SilentlyContinue
+
+if ($Existing) {
+  Write-Host "onx is already installed at: $($Existing.Source)" -ForegroundColor Green
+  & onx --version
+  exit 0
+}
+
+Write-Host "onx CLI not found in PATH. Installing via official installer..." -ForegroundColor Cyan
+
+$InstallerUrl = "https://raw.githubusercontent.com/StevanFreeborn/onx/main/scripts/install.ps1"
+
+$InstallScript = [scriptblock]::Create((Invoke-RestMethod -Uri $InstallerUrl))
+
+$Params = @{
+  InstallDir = $InstallDir
+}
+
+if ($Version) {
+  $Params["Version"] = $Version
+}
+
+& $InstallScript @Params