[WIP] Improve windows installer build script

packaging/windows/generate_windows_installers.ps1

@@ -1,3 +1,11 @@
+# Tested with docker image 'abrarov/msvc-2022:latest'
+# sha256:f49435d194108cd56f173ad5bc6a27c70eed98b7e8cd54488f5acd85efbd51c9
+
+# Run: 
+# Start powershell and cd to the root of the project. Then run:
+# $path = Convert-Path .  # Get the absolute path of the current directory
+# docker run -it --rm -v "${path}:C:/app" -w "C:/app" abrarov/msvc-2022 powershell -NoProfile -File C:/app/packaging/windows/generate_windows_installer.ps1
+
 # Save the current directory
 $originalDirectory = Get-Location
 
@@ -10,7 +18,7 @@ if (-not (Test-Path -Path $binaryDir)) {
     New-Item -ItemType Directory -Path $binaryDir > $null
 }
 
-# Copy binary files
+Write-Output "Copying binary files"
 Copy-Item -Force -Path "dist/binary/bin-index.json" -Destination "$binaryDir/bin-index.json"
 Copy-Item -Force -Path "dist/binary/windows_amd64/portmaster-core.exe" -Destination "$binaryDir/portmaster-core.exe"
 Copy-Item -Force -Path "dist/binary/windows_amd64/portmaster-kext.sys" -Destination "$binaryDir/portmaster-kext.sys"
@@ -22,17 +30,28 @@ Copy-Item -Force -Path "dist/binary/windows_amd64/portmaster.exe" -Destination "
 if (-not (Test-Path -Path $intelDir)) {
     New-Item -ItemType Directory -Path $intelDir > $null
 }
-# Copy intel data
+
+Write-Output "Copying intel files"
 Copy-Item -Force -Path "dist/intel_decompressed/*" -Destination "$intelDir/"
 
 Set-Location $destinationDir
 
-# Download tauri-cli
+if (-not (Get-Command cargo -ErrorAction SilentlyContinue)) {
+    Write-Output "Installing rust toolchain..."
+    Invoke-WebRequest -Uri https://win.rustup.rs/x86_64 -OutFile rustup.exe
+    ./rustup.exe install stable
+    $env:PATH += ";C:\Users\ContainerAdministrator\.rustup\toolchains\stable-x86_64-pc-windows-msvc\bin\"
+} else {
+    Write-Output "'cargo' command is already available"
+}
+
+Write-Output "Downloading tauri-cli"
 Invoke-WebRequest -Uri https://github.com/tauri-apps/tauri/releases/download/tauri-cli-v2.0.1/cargo-tauri-x86_64-pc-windows-msvc.zip -OutFile tauri-cli.zip
 Expand-Archive -Force tauri-cli.zip
-
 ./tauri-cli/cargo-tauri.exe bundle
 
+
+Write-Output "Copying generated bundles"
 $installerDist = "..\..\..\dist\windows_amd64\"
 # Make sure distination folder exists.
 if (-not (Test-Path -Path $installerDist)) {