Get what the login screen shows (POST)

curl --request POST \
  --url https://{host}/api/v1/@apostrophecms/login/context

const options = {method: 'POST'};

fetch('https://{host}/api/v1/@apostrophecms/login/context', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{host}/api/v1/@apostrophecms/login/context",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

{
  "env": "<string>",
  "name": "<string>",
  "version": "<string>",
  "requirementProps": {},
  "businessName": "<string>",
  "businessLogoUrl": "<string>",
  "ssoEnabled": true,
  "ssoLoginUrl": "<string>"
}

{
  "name": "<string>",
  "message": "<string>",
  "data": {}
}