Replace emarref/jwt with lcobucci/jwt

Refactor all JWT-related components
Replace RS256 with ES256 as a preferred JWT algorithm

api/components/Tokens/Algorithms/AlgorithmInterface.php

@@ -0,0 +1,19 @@
+<?php
+declare(strict_types=1);
+
+namespace api\components\Tokens\Algorithms;
+
+use Lcobucci\JWT\Signer;
+use Lcobucci\JWT\Signer\Key;
+
+interface AlgorithmInterface {
+
+    public function getAlgorithmId(): string;
+
+    public function getSigner(): Signer;
+
+    public function getPrivateKey(): Key;
+
+    public function getPublicKey(): Key;
+
+}