cd ~/Downloads

xz -d Rocky-8-Container-Base.latest.x86_64.tar.xz

wsl --import RockyLinux-8.10 $HOME .\Rocky-8-Container-Base.latest.x86_64.tar --version 2

wsl -l -v

wsl -d RockyLinux-8.10 -u root -- dnf install sudo passwd -y

wsl -d RockyLinux-8.10 -u root -- adduser hikari

wsl -d RockyLinux-8.10 -u root -- passwd -d hikari

wsl -d RockyLinux-8.10 -u root -- usermod -aG wheel hikari

wsl -d RockyLinux-8.10 -u root -- sed -i 's/^# %wheel/%wheel/' /etc/sudoers

wsl -d RockyLinux-8.10 -u root -- echo -e "[user]\\ndefault=hikari" `| tee -a /etc/wsl.conf

wsl -d RockyLinux-8.10

$uri = "https://api.openai.com/v1/chat/completions"
$headers = @{
    "Authorization" = "Bearer $env:OPENAI_API_KEY"
    "Content-Type"  = "application/json"
}

$body = @{
    model = "gpt-5"
    messages = @(
        @{
            role = "user"
            content = "筆記本和鉛筆合計是100元。鉛筆比筆記本便宜40元。鉛筆多少錢？"
        }
    )
} | ConvertTo-Json -Depth 2

$response = Invoke-RestMethod -Uri $uri -Method Post -Headers $headers -Body $body

foreach($choice in $response.choices){
    $choice.message.content
}

30元

理由:
- 設筆記本為 x 元、鉛筆為 y 元，則
  - x + y = 100
  - y = x - 40
- 代入得 2x - 40 = 100 → x = 70 → y = 30
- 驗算: 70 + 30 = 100，且鉛筆比筆記本便宜 40 元。

> @{ jsonrpc = "2.0"; method = "tools/list"; id = 1 } | ConvertTo-Json -Compress | npx @modelcontextprotocol/server-filesystem $HOME | ConvertFrom-Json | ConvertTo-Json -Depth 10
Secure MCP Filesystem Server running on stdio
Allowed directories: [ 'C:\\Users\\hikari' ]
{
  "result": {
    "tools": [
      {
        "name": "read_file",
        "description": "Read the complete contents of a file from the file system. Handles various text encodings and provides detailed error messages if the file cannot be read. Use this tool when you need to examine the contents of a single file. Only works within allowed directories.",
        "inputSchema": {
          "type": "object",
          "properties": {
            "path": {
              "type": "string"
            }
          },
          "required": [
            "path"
          ],
          "additionalProperties": false,
          "$schema": "http://json-schema.org/draft-07/schema#"
        }
      },
      ...
    ]
  }
}

> @{ jsonrpc = "2.0"; method = "tools/call"; params = @{name = "read_file"; arguments = @{path = ".gitconfig"}}; id = 2 } | ConvertTo-Json -Compress -Depth 10 | npx @modelcontextprotocol/server-filesystem $HOME | ConvertFrom-Json | ConvertTo-Json -Depth 10
Secure MCP Filesystem Server running on stdio
Allowed directories: [ 'C:\\Users\\hikari' ]
{
  "result": {
    "content": [
      {
        "type": "text",
        "text": "..."
      }
    ]
  },
  "jsonrpc": "2.0",
  "id": 2
}

$dest = Join-Path $env:TEMP "Rocky-8-Container-Base.latest.x86_64.tar.xz"
Invoke-WebRequest -Uri "https://dl.rockylinux.org/pub/rocky/8/images/x86_64/Rocky-8-Container-Base.latest.x86_64.tar.xz" -OutFile $dest

wsl --import RockyLinux-8.10 $HOME $dest

wsl -d RockyLinux-8.10 -u root dnf update -y `&`& dnf install -y passwd

$username = "hikari" # 設定你想要的使用者名稱
wsl -d RockyLinux-8.10 -u root useradd -mG wheel $username
wsl -d RockyLinux-8.10 -u root passwd -d $username # 清除使用者密碼

wsl -d RockyLinux-8.10 -u root dnf update -y `&`& dnf install sudo -y

$username = "hikari" # 設定你想要的使用者名稱
$uid = wsl -d RockyLinux-8.10 id $username -u
if (-not $uid) {
    Write-Error "取得 UID 失敗。使用者 '$username' 可能不存在。"
    exit 1
}

$basePath = "HKCU:\Software\Microsoft\Windows\CurrentVersion\Lxss"

$targetKey = Get-ChildItem $basePath | Where-Object {
    (Get-ItemProperty $_.PSPath).DistributionName -eq "RockyLinux-8.10"
}
if (-not $targetKey) {
    Write-Error "找不到 DistributionName 'RockyLinux-8.10'。"
    exit 1
}

Set-ItemProperty -Path $targetKey.PSPath -Name "DefaultUid" -Value ([int]$uid)

wsl -d RockyLinux-8.10 -u root dnf update -y `&`& dnf install -y epel-release

wsl -d RockyLinux-8.10

wsl --set-default RockyLinux-8.10

wsl -d RockyLinux-8.10 -u root dnf update -y `&`& dnf install fastfetch