Refactor mysql.cnf configuration settings

mysql/conf/mysql.cnf

@@ -2,27 +2,32 @@
 port = 3306
 default-character-set = utf8mb4
 
+
 [mysqld]
-user                    = mysql
 port = 3306
+user = mysql
+
 sql_mode = NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
 
 default-storage-engine = InnoDB
 default-authentication-plugin = mysql_native_password
+
 character-set-server = utf8mb4
 collation-server = utf8mb4_unicode_ci
-init_connect            = 'SET NAMES utf8mb4'
+
+skip-character-set-client-handshake
 
 skip-log-bin
-skip-character-set-client-handshake
+
 explicit_defaults_for_timestamp
 
-slow_query_log
+slow_query_log = 1
 long_query_time = 3
-slow-query-log-file     = /var/log/mysql/mysql.slow.log
+slow_query_log_file = /var/log/mysql/mysql.slow.log
-log-error               = /var/log/mysql/mysql.error.log
+log_error = /var/log/mysql/mysql.error.log
 
 default-time-zone = '+8:00'
 
+
 [mysql]
 default-character-set = utf8mb4