개발 도구 설치와 확인安装并确认开发工具

$npmPrefix = (npm config get prefix).Trim()
$normalized = $npmPrefix.TrimEnd([IO.Path]::DirectorySeparatorChar)
[string]$userPath = [Environment]::GetEnvironmentVariable("Path", "User")

$pathItems = @(
    ($userPath -split ";") |
    ForEach-Object { $_.Trim() } |
    Where-Object { $_ }
)

$sameItems = @(
    $pathItems |
    Where-Object { $_.TrimEnd([IO.Path]::DirectorySeparatorChar) -ieq $normalized }
)
$beforeCount = $sameItems.Count

if ($beforeCount -gt 1) {
    $otherItems = @(
        $pathItems |
        Where-Object { $_.TrimEnd([IO.Path]::DirectorySeparatorChar) -ine $normalized }
    )
    $newUserPath = (($otherItems + $npmPrefix) -join ";")
    [Environment]::SetEnvironmentVariable("Path", $newUserPath, "User")
    $afterCount = 1
    $result = "중복된 npm 경로를 하나로 정리했습니다."
} else {
    $afterCount = $beforeCount
    $result = "중복이 없어 PATH를 변경하지 않았습니다."
}

Write-Host $result -ForegroundColor Green
Write-Host "npm 경로: $npmPrefix"
Write-Host "정리 전 사용자 PATH 등록 횟수: $beforeCount"
Write-Host "정리 후 사용자 PATH 등록 횟수: $afterCount"
where.exe opencode
opencode --version

$npmPrefix = (npm config get prefix).Trim()
$normalized = $npmPrefix.TrimEnd([IO.Path]::DirectorySeparatorChar)
[string]$userPath = [Environment]::GetEnvironmentVariable("Path", "User")

$pathItems = @(
    ($userPath -split ";") |
    ForEach-Object { $_.Trim() } |
    Where-Object { $_ }
)

$sameItems = @(
    $pathItems |
    Where-Object { $_.TrimEnd([IO.Path]::DirectorySeparatorChar) -ieq $normalized }
)
$beforeCount = $sameItems.Count

if ($beforeCount -gt 1) {
    $otherItems = @(
        $pathItems |
        Where-Object { $_.TrimEnd([IO.Path]::DirectorySeparatorChar) -ine $normalized }
    )
    $newUserPath = (($otherItems + $npmPrefix) -join ";")
    [Environment]::SetEnvironmentVariable("Path", $newUserPath, "User")
    $afterCount = 1
    $result = "已将重复的 npm 路径整理为一项。"
} else {
    $afterCount = $beforeCount
    $result = "没有重复，因此未修改 PATH。"
}

Write-Host $result -ForegroundColor Green
Write-Host "npm 路径：$npmPrefix"
Write-Host "整理前用户 PATH 登记次数：$beforeCount"
Write-Host "整理后用户 PATH 登记次数：$afterCount"
where.exe opencode
opencode --version