bump mysql version

service-discovery/database.yml

@@ -7,7 +7,7 @@ metadata:
 spec:
   containers:
   - name: mysql
-    image: mysql:5.7
+    image: mysql:8
     ports:
     - name: mysql-port
       containerPort: 3306

wordpress-volumes/wordpress-db.yml

@@ -14,13 +14,15 @@ spec:
     spec:
       containers:
       - name: mysql
-        image: mysql:5.7
+        image: mysql:8
         args:
           - "--ignore-db-dir=lost+found"
         ports:
         - name: mysql-port
           containerPort: 3306
         env:
+          - name: MYSQL_DATABASE
+            value: wordpress
           - name: MYSQL_ROOT_PASSWORD
             valueFrom:
               secretKeyRef:

wordpress/wordpress-single-deployment-no-volumes.yml

@@ -27,7 +27,7 @@ spec:
           - name: WORDPRESS_DB_HOST
             value: 127.0.0.1
       - name: mysql
-        image: mysql:5.7
+        image: mysql:8
         ports:
         - name: mysql-port
           containerPort: 3306