import json

def main(request, response):
  response.headers.set(b"Content-Type", b"application/json")
  response.headers.set(b"Access-Control-Allow-Origin", b"*")

  port = request.server.config.ports["https"][0]
  hostname = request.url_parts.hostname
  base_url = f"https://{hostname}:{port}"

  return json.dumps({
    "issuance_endpoint": f"{base_url}/fedcm/support/delegation-issuance.py",
    "jwks_uri": f"{base_url}/fedcm/support/delegation-jwks.py",
    "signing_alg_values_supported": ["EdDSA", "ES256", "RS256"]
  })