Add installation scripts

install.ps1

@@ -0,0 +1,35 @@
+$ErrorActionPreference = 'Stop'
+
+$packages = @('tor', 'onionshare', 'jq', 'qrencode', 'imagemagick')
+
+function Install-Choco {
+    param([string]$Name)
+    if (-not (Get-Package -Name $Name -ErrorAction SilentlyContinue)) {
+        choco install $Name -y
+    }
+}
+
+function Install-Pkg {
+    param([string]$Name)
+    if (-not (Get-Package -Name $Name -ErrorAction SilentlyContinue)) {
+        Install-Package -Name $Name -Force -ErrorAction Stop
+    }
+}
+
+$choco = Get-Command choco -ErrorAction SilentlyContinue
+if ($choco) {
+    foreach ($p in $packages) { Install-Choco $p }
+} else {
+    foreach ($p in $packages) { Install-Pkg $p }
+}
+
+if (Get-Command pipx -ErrorAction SilentlyContinue) {
+    pipx install voxvera --force
+} else {
+    $dest = "$HOME/.local/bin"
+    New-Item -ItemType Directory -Path $dest -Force | Out-Null
+    $url = 'https://github.com/PR0M3TH3AN/VoxVera/releases/latest/download/voxvera.exe'
+    Invoke-WebRequest -Uri $url -OutFile "$dest/voxvera.exe"
+}
+
+Write-Host 'VoxVera installed successfully.'