Server error: `POST https://public.auth.cityplumbing.co.uk/auth/realms/microservices-cand/protocol/openid-connect/token` resulted in a `502 Bad Gateway` response:
<html>
<head><title>502 Bad Gateway</title></head>
<body>
<center><h1>502 Bad Gateway</h1></center>
</body>
</html> (truncated...)