To configure the proxy, simply set the following environment variables:
OIDC_PROXY_BASE_URL: host for the oauth flow to redirect back to OIDC_PROXY_PORT: the port the proxy should listen on OIDC_PROXY_ORIGIN: origin to proxy OIDC_PROXY_INSECURE_PORT: (optional) port to redirect to https
OIDC_PROXY_ISSUER: issuer from the IdP OIDC_PROXY_CLIENT_ID: client ID provided by IdP OIDC_PROXY_CLIENT_SECRET: client secret provided by IdP
OIDC_PROXY_SESSION_SECRET: random secret for protecting the session cookie