Setup ngrok tunnel for WSL SSH

setup-ngrok-tunnel.ps1

# Setup ngrok tunnel for WSL SSH access
# Run this in PowerShell (as Administrator)

Write-Host "╔══════════════════════════════════════════════════════════════╗" -ForegroundColor Cyan
Write-Host "║          Setting up ngrok tunnel for WSL SSH                 ║" -ForegroundColor Cyan
Write-Host "╚══════════════════════════════════════════════════════════════╝" -ForegroundColor Cyan
Write-Host ""

# Check if ngrok is installed
if (!(Get-Command ngrok -ErrorAction SilentlyContinue)) {
    Write-Host "[1/2] Installing ngrok..." -ForegroundColor Green
    
    # Try winget first
    if (Get-Command winget -ErrorAction SilentlyContinue) {
        winget install ngrok.ngrok --silent
    } else {
        # Download manually
        Write-Host "  → Downloading ngrok..." -ForegroundColor White
        $ngrokUrl = "https://bin.equinox.io/c/bNyj1mQVY4c/ngrok-v3-stable-windows-amd64.zip"
        $ngrokZip = "$env:TEMP\ngrok.zip"
        $ngrokDir = "$env:USERPROFILE\ngrok"
        
        Invoke-WebRequest -Uri $ngrokUrl -OutFile $ngrokZip
        Expand-Archive -Path $ngrokZip -DestinationPath $ngrokDir -Force
        
        # Add to PATH for this session
        $env:Path += ";$ngrokDir"
        
        Write-Host "  ✓ ngrok installed to: $ngrokDir" -ForegroundColor White
        Write-Host "  → Add to PATH permanently: `$env:Path += `;$ngrokDir`"" -ForegroundColor Yellow
    }
} else {
    Write-Host "[1/2] ngrok already installed ✓" -ForegroundColor Green
}

Write-Host "[2/2] Starting ngrok tunnel on port 2222..." -ForegroundColor Green
Write-Host ""
Write-Host "╔══════════════════════════════════════════════════════════════╗" -ForegroundColor Yellow
Write-Host "║  ngrok will start and show a URL like:                      ║" -ForegroundColor Yellow
Write-Host "║  tcp://0.tcp.ngrok.io:12345                                  ║" -ForegroundColor Yellow
Write-Host "║                                                              ║" -ForegroundColor Yellow
Write-Host "║  Share that URL with the person who needs to connect.        ║" -ForegroundColor Yellow
Write-Host "║  Press Ctrl+C to stop the tunnel when done.                 ║" -ForegroundColor Yellow
Write-Host "╚══════════════════════════════════════════════════════════════╝" -ForegroundColor Yellow
Write-Host ""
Write-Host "Starting ngrok..." -ForegroundColor Cyan
Write-Host ""

# Start ngrok
ngrok tcp 2222