Fatal error: Uncaught Error: Interface 'Jose\SignerInterface' not found in /home/opcon/src/dat/lib/vendor/bk/spomky-labs/jose/src/Signer.php:27 Stack trace: #0 {main} thrown in /home/opcon/src/dat/lib/vendor/bk/spomky-labs/jose/src/Signer.php on line 27