feat: add Chocolatey package and Linux/macOS install script with automated publishing

packaging/choco/tools/chocolateyInstall.ps1

@@ -0,0 +1,18 @@
+$ErrorActionPreference = 'Stop'
+
+$toolsDir = Split-Path -Parent $MyInvocation.MyCommand.Definition
+$version  = $env:chocolateyPackageVersion
+
+$packageArgs = @{
+    packageName    = $env:chocolateyPackageName
+    unzipLocation  = $toolsDir
+    url64bit       = "https://github.com/HueByte/EchoHub/releases/download/v$version/EchoHub-Client-win-x64.zip"
+    checksum64     = '__CHECKSUM64__'
+    checksumType64 = 'sha256'
+}
+
+Install-ChocolateyZipPackage @packageArgs
+
+# Create a shim so 'echohub' is available on PATH
+$exePath = Join-Path $toolsDir 'client-win-x64' 'EchoHub.Client.exe'
+Install-BinFile -Name 'echohub' -Path $exePath