Fala galera vei ouma exception inesperado aparentemnete segui os passos das aulas:
2023-06-13T17:45:06.172-03:00 ERROR 10044 --- [nio-8080-exec-2] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed: java.lang.IllegalArgumentException: Empty key] with root cause
java.lang.IllegalArgumentException: Empty key at java.base/javax.crypto.spec.SecretKeySpec.(SecretKeySpec.java:104) ~[na:na] at com.auth0.jwt.algorithms.CryptoHelper.createSignatureFor(CryptoHelper.java:160) ~[java-jwt-4.4.0.jar:4.4.0] at com.auth0.jwt.algorithms.HMACAlgorithm.sign(HMACAlgorithm.java:67) ~[java-jwt-4.4.0.jar:4.4.0] at com.auth0.jwt.JWTCreator.sign(JWTCreator.java:625) ~[java-jwt-4.4.0.jar:4.4.0] at com.auth0.jwt.JWTCreator.access$200(JWTCreator.java:25) ~[java-jwt-4.4.0.jar:4.4.0]
