Upgrade mysql image

Author: cschleiden

docker-compose.yml

@@ -2,13 +2,12 @@ version: '3.1'
 
 services:
   db:
-    image: mysql
-    command: --default-authentication-plugin=mysql_native_password
+    image: mysql:8.4
     restart: always
     environment:
       MYSQL_ROOT_PASSWORD: root
     ports:
-      - "3306:3306"
+      - '3306:3306'
 
   redis:
     image: redis:6.2-alpine