fix: handle PowerShell execution policy on Windows install (#24794)

* fix: add Arch Linux support to install.sh (GH#8051)

* fix: handle PowerShell execution policy on Windows install (GH#24784)

scripts/install.ps1

@@ -0,0 +1,329 @@
+# OpenClaw Installer for Windows (PowerShell)
+# Usage: iwr -useb https://openclaw.ai/install.ps1 | iex
+# Or: & ([scriptblock]::Create((iwr -useb https://openclaw.ai/install.ps1))) -NoOnboard
+
+param(
+    [string]$InstallMethod = "npm",
+    [string]$Tag = "latest",
+    [string]$GitDir = "$env:USERPROFILE\openclaw",
+    [switch]$NoOnboard,
+    [switch]$NoGitUpdate,
+    [switch]$DryRun
+)
+
+$ErrorActionPreference = "Stop"
+
+# Colors
+$ACCENT = "`e[38;2;255;77;77m"    # coral-bright
+$SUCCESS = "`e[38;2;0;229;204m"    # cyan-bright
+$WARN = "`e[38;2;255;176;32m"     # amber
+$ERROR = "`e[38;2;230;57;70m"     # coral-mid
+$MUTED = "`e[38;2;90;100;128m"    # text-muted
+$NC = "`e[0m"                     # No Color
+
+function Write-Host {
+    param([string]$Message, [string]$Level = "info")
+    $msg = switch ($Level) {
+        "success" { "$SUCCESS✓$NC $Message" }
+        "warn" { "$WARN!$NC $Message" }
+        "error" { "$ERROR✗$NC $Message" }
+        default { "$MUTED·$NC $Message" }
+    }
+    Microsoft.PowerShell.Host\Write-Host $msg
+}
+
+function Write-Banner {
+    Write-Host ""
+    Write-Host "${ACCENT}  🦞 OpenClaw Installer$NC" -Level info
+    Write-Host "${MUTED}  All your chats, one OpenClaw.$NC" -Level info
+    Write-Host ""
+}
+
+function Get-ExecutionPolicyStatus {
+    $policy = Get-ExecutionPolicy
+    if ($policy -eq "Restricted" -or $policy -eq "AllSigned") {
+        return @{ Blocked = $true; Policy = $policy }
+    }
+    return @{ Blocked = $false; Policy = $policy }
+}
+
+function Test-Admin {
+    $currentUser = [Security.Principal.WindowsIdentity]::GetCurrent()
+    $principal = New-Object Security.Principal.WindowsPrincipal($currentUser)
+    return $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
+}
+
+function Ensure-ExecutionPolicy {
+    $status = Get-ExecutionPolicyStatus
+    if ($status.Blocked) {
+        Write-Host "PowerShell execution policy is set to: $($status.Policy)" -Level warn
+        Write-Host "This prevents scripts like npm.ps1 from running." -Level warn
+        Write-Host ""
+        
+        # Try to set execution policy for current process
+        try {
+            Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope Process -ErrorAction Stop
+            Write-Host "Set execution policy to RemoteSigned for current process" -Level success
+            return $true
+        } catch {
+            Write-Host "Could not automatically set execution policy" -Level error
+            Write-Host ""
+            Write-Host "To fix this, run:" -Level info
+            Write-Host "  Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope Process" -Level info
+            Write-Host ""
+            Write-Host "Or run PowerShell as Administrator and execute:" -Level info
+            Write-Host "  Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope LocalMachine" -Level info
+            return $false
+        }
+    }
+    return $true
+}
+
+function Get-NodeVersion {
+    try {
+        $version = node --version 2>$null
+        if ($version) {
+            return $version -replace '^v', ''
+        }
+    } catch { }
+    return $null
+}
+
+function Get-NpmVersion {
+    try {
+        $version = npm --version 2>$null
+        if ($version) {
+            return $version
+        }
+    } catch { }
+    return $null
+}
+
+function Install-Node {
+    Write-Host "Node.js not found" -Level info
+    Write-Host "Installing Node.js..." -Level info
+    
+    # Try winget first
+    if (Get-Command winget -ErrorAction SilentlyContinue) {
+        Write-Host "  Using winget..." -Level info
+        try {
+            winget install OpenJS.NodeJS.LTS --accept-package-agreements --accept-source-agreements 2>&1 | Out-Null
+            # Refresh PATH
+            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+            Write-Host "  Node.js installed via winget" -Level success
+            return $true
+        } catch {
+            Write-Host "  Winget install failed: $_" -Level warn
+        }
+    }
+    
+    # Try chocolatey
+    if (Get-Command choco -ErrorAction SilentlyContinue) {
+        Write-Host "  Using chocolatey..." -Level info
+        try {
+            choco install nodejs-lts -y 2>&1 | Out-Null
+            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+            Write-Host "  Node.js installed via chocolatey" -Level success
+            return $true
+        } catch {
+            Write-Host "  Chocolatey install failed: $_" -Level warn
+        }
+    }
+    
+    # Try scoop
+    if (Get-Command scoop -ErrorAction SilentlyContinue) {
+        Write-Host "  Using scoop..." -Level info
+        try {
+            scoop install nodejs-lts 2>&1 | Out-Null
+            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+            Write-Host "  Node.js installed via scoop" -Level success
+            return $true
+        } catch {
+            Write-Host "  Scoop install failed: $_" -Level warn
+        }
+    }
+    
+    Write-Host "Could not install Node.js automatically" -Level error
+    Write-Host "Please install Node.js 22+ manually from: https://nodejs.org" -Level info
+    return $false
+}
+
+function Ensure-Node {
+    $nodeVersion = Get-NodeVersion
+    if ($nodeVersion) {
+        $major = [int]($nodeVersion -split '\.')[0]
+        if ($major -ge 22) {
+            Write-Host "Node.js v$nodeVersion found" -Level success
+            return $true
+        }
+        Write-Host "Node.js v$nodeVersion found, but need v22+" -Level warn
+    }
+    return Install-Node
+}
+
+function Get-GitVersion {
+    try {
+        $version = git --version 2>$null
+        if ($version) {
+            return $version
+        }
+    } catch { }
+    return $null
+}
+
+function Install-Git {
+    Write-Host "Git not found" -Level info
+    
+    if (Get-Command winget -ErrorAction SilentlyContinue) {
+        Write-Host "  Installing Git via winget..." -Level info
+        try {
+            winget install Git.Git --accept-package-agreements --accept-source-agreements 2>&1 | Out-Null
+            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+            Write-Host "  Git installed" -Level success
+            return $true
+        } catch {
+            Write-Host "  Winget install failed" -Level warn
+        }
+    }
+    
+    Write-Host "Please install Git for Windows from: https://git-scm.com" -Level error
+    return $false
+}
+
+function Ensure-Git {
+    $gitVersion = Get-GitVersion
+    if ($gitVersion) {
+        Write-Host "$gitVersion found" -Level success
+        return $true
+    }
+    return Install-Git
+}
+
+function Install-OpenClawNpm {
+    param([string]$Version = "latest")
+    
+    Write-Host "Installing OpenClaw (openclaw@$Version)..." -Level info
+    
+    try {
+        # Use -ExecutionPolicy Bypass to handle restricted execution policy
+        npm install -g openclaw@$Version --no-fund --no-audit 2>&1
+        Write-Host "OpenClaw installed" -Level success
+        return $true
+    } catch {
+        Write-Host "npm install failed: $_" -Level error
+        return $false
+    }
+}
+
+function Install-OpenClawGit {
+    param([string]$RepoDir, [switch]$Update)
+    
+    Write-Host "Installing OpenClaw from git..." -Level info
+    
+    if (!(Test-Path $RepoDir)) {
+        Write-Host "  Cloning repository..." -Level info
+        git clone https://github.com/openclaw/openclaw.git $RepoDir 2>&1
+    } elseif ($Update) {
+        Write-Host "  Updating repository..." -Level info
+        git -C $RepoDir pull --rebase 2>&1
+    }
+    
+    # Install pnpm if not present
+    if (!(Get-Command pnpm -ErrorAction SilentlyContinue)) {
+        Write-Host "  Installing pnpm..." -Level info
+        npm install -g pnpm 2>&1
+    }
+    
+    # Install dependencies
+    Write-Host "  Installing dependencies..." -Level info
+    pnpm install --dir $RepoDir 2>&1
+    
+    # Build
+    Write-Host "  Building..." -Level info
+    pnpm --dir $RepoDir build 2>&1
+    
+    # Create wrapper
+    $wrapperDir = "$env:USERPROFILE\.local\bin"
+    if (!(Test-Path $wrapperDir)) {
+        New-Item -ItemType Directory -Path $wrapperDir -Force | Out-Null
+    }
+    
+    @"
+@echo off
+node "%~dp0..\openclaw\dist\entry.js" %*
+"@ | Out-File -FilePath "$wrapperDir\openclaw.cmd" -Encoding ASCII -Force
+    
+    Write-Host "OpenClaw installed" -Level success
+    return $true
+}
+
+function Add-ToPath {
+    param([string]$Path)
+    
+    $currentPath = [Environment]::GetEnvironmentVariable("Path", "User")
+    if ($currentPath -notlike "*$Path*") {
+        [Environment]::SetEnvironmentVariable("Path", "$currentPath;$Path", "User")
+        Write-Host "Added $Path to user PATH" -Level info
+    }
+}
+
+# Main
+function Main {
+    Write-Banner
+    
+    Write-Host "Windows detected" -Level success
+    
+    # Check and handle execution policy FIRST, before any npm calls
+    if (!(Ensure-ExecutionPolicy)) {
+        Write-Host ""
+        Write-Host "Installation cannot continue due to execution policy restrictions" -Level error
+        exit 1
+    }
+    
+    if (!(Ensure-Node)) {
+        exit 1
+    }
+    
+    if ($InstallMethod -eq "git") {
+        if (!(Ensure-Git)) {
+            exit 1
+        }
+        
+        if ($DryRun) {
+            Write-Host "[DRY RUN] Would install OpenClaw from git to $GitDir" -Level info
+        } else {
+            Install-OpenClawGit -RepoDir $GitDir -Update:(-not $NoGitUpdate)
+        }
+    } else {
+        # npm method
+        if (!(Ensure-Git)) {
+            Write-Host "Git is required for npm installs. Please install Git and try again." -Level warn
+        }
+        
+        if ($DryRun) {
+            Write-Host "[DRY RUN] Would install OpenClaw via npm (tag: $Tag)" -Level info
+        } else {
+            if (!(Install-OpenClawNpm -Version $Tag)) {
+                exit 1
+            }
+        }
+    }
+    
+    # Try to add npm global bin to PATH
+    try {
+        $npmPrefix = npm config get prefix 2>$null
+        if ($npmPrefix) {
+            Add-ToPath -Path "$npmPrefix"
+        }
+    } catch { }
+    
+    if (!$NoOnboard -and !$DryRun) {
+        Write-Host ""
+        Write-Host "Run 'openclaw onboard' to complete setup" -Level info
+    }
+    
+    Write-Host ""
+    Write-Host "🦞 OpenClaw installed successfully!" -Level success
+}
+
+Main