GitLab Runner Windows PowerShell:Shell 語意與 Fail-Fast 驗證解析 GitLab Runner Windows PowerShell 的 cmd 語法衝突、結束碼與 YAML 邊界,建立可重現的 fail-fast 驗證;立即套用安全檢查清單。GitLab Runner Windows PowerShell CI/CD Fail-Fast Shell Executor2026-10-04