fix permission and trouble on mysql docker

docker/mysql.cnf

@@ -4,27 +4,27 @@ default-authentication-plugin = mysql_native_password
 character-set-server = utf8mb4
 collation-server = utf8mb4_unicode_ci
 
-# Connection settings
-max_connections = 200
-connect_timeout = 60
-wait_timeout = 600
-interactive_timeout = 600
-
-# Buffer settings
+# Performance settings
 innodb_buffer_pool_size = 256M
 innodb_log_file_size = 64M
-innodb_log_buffer_size = 16M
 innodb_flush_log_at_trx_commit = 1
+innodb_flush_method = O_DIRECT
 
-# Query cache
-query_cache_type = 1
-query_cache_size = 32M
-query_cache_limit = 2M
+# Connection settings
+max_connections = 200
+max_allowed_packet = 16M
 
 # Logging
+general_log = 0
 slow_query_log = 1
 slow_query_log_file = /var/log/mysql/slow.log
 long_query_time = 2
 
 # Security
-local_infile = 0 
+sql_mode = STRICT_TRANS_TABLES,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO
+
+[mysql]
+default-character-set = utf8mb4
+
+[client]
+default-character-set = utf8mb4