$code = @'
using System;
using System.Runtime.InteropServices;
using System.Text;
public class CredentialManager {
    [DllImport("advapi32.dll", EntryPoint = "CredReadW", CharSet = CharSet.Unicode, SetLastError = true)]
    private static extern bool CredRead(string target, int type, int reservedFlag, out IntPtr credentialPtr);
    [DllImport("advapi32.dll", SetLastError = true)]
    private static extern void CredFree(IntPtr buffer);
    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
    private struct CREDENTIAL {
        public int Flags; public int Type; public string TargetName; public string Comment;
        public System.Runtime.InteropServices.ComTypes.FILETIME LastWritten; public int CredentialBlobSize;
        public IntPtr CredentialBlob; public int Persist; public int AttributeCount; public IntPtr Attributes;
        public string TargetAlias; public string UserName;
    }
    public static string GetPassword(string target) {
        IntPtr credPtr;
        if (CredRead(target, 1, 0, out credPtr)) {
            CREDENTIAL cred = (CREDENTIAL)Marshal.PtrToStructure(credPtr, typeof(CREDENTIAL));
            byte[] blob = new byte[cred.CredentialBlobSize];
            Marshal.Copy(cred.CredentialBlob, blob, 0, cred.CredentialBlobSize);
            CredFree(credPtr);
            return System.Text.Encoding.UTF8.GetString(blob);
        }
        return null;
    }
}
'@
Add-Type -TypeDefinition $code -ErrorAction SilentlyContinue
$res = [CredentialManager]::GetPassword("gemini:antigravity")
if ($res) {
    $data = $res | ConvertFrom-Json
    Write-Host "==========================================" -ForegroundColor Green
    Write-Host "EMAIL: $($data.email)" -ForegroundColor Cyan
    Write-Host "REFRESH TOKEN: $($data.token.refresh_token)" -ForegroundColor Yellow
    Write-Host "==========================================" -ForegroundColor Green
} else {
    Write-Host "Kredensial 'gemini:antigravity' tidak ditemukan. Harap pastikan Antigravity IDE sudah login." -ForegroundColor Red
}