WIP: add MySQL to docker setup

Author: thePanz

Diff for: .docker/php-config/11-mysql-socket.ini

@@ -0,0 +1 @@
+; pdo_mysql.default_socket = /var/run/mysqld/mysql.sock'

Diff for: compose.yaml

@@ -8,6 +8,15 @@ services:
             context: .docker/
         volumes:
             - ".:/var/www/html:rw,z"
+            - "mysql_socket:/var/run/mysqld/mysqld.sock:rw"
 
 #     memcached:
 #         image: memcached:1.6.13-alpine3.15
+    mysql:
+        image: mysql:8.3
+        profiles:
+            - full
+        volumes:
+            - "mysql_socket:/var/run/mysqld/mysqld.sock:rw"
+volumes:
+    mysql_socket: