Reverse proxy with Keycloak OIDC Auth

proxy_oidc.conf

<VirtualHost *:*>

    OIDCProviderMetadataURL https://my-keycloak.local/auth/realms/MYREALM/.well-known/openid-configuration
    OIDCClientID myClientId
    OIDCClientSecret 3398b570-f896-43e0-9f9a-e040da9be4ea

    OIDCRedirectURI http://backend.local/
    OIDCCryptoPassphrase e4ac654ba9b61686c2dc854a1128a323

    ProxyPreserveHost On

    <Location />
       AuthType openid-connect
       Require valid-user

       ProxyPass  http://0.0.0.0:8080/
       ProxyPassReverse http://0.0.0.0:8080/
    </Location>

    ServerName localhost
</VirtualHost>