Add MySQL docker-compose.yml for basic deployment

mysql/docker-compose.yml

@@ -0,0 +1,25 @@
+services:
+  mysql:
+    image: mysql:8.0
+    container_name: mysql-db
+    restart: unless-stopped
+    environment:
+      MYSQL_ROOT_PASSWORD: rootpassword123
+      MYSQL_DATABASE: myapp
+      MYSQL_USER: appuser
+      MYSQL_PASSWORD: apppassword123
+    ports:
+      - "3306:3306"
+    volumes:
+      - mysql_data:/var/lib/mysql
+      - ./mysql-init:/docker-entrypoint-initdb.d
+    networks:
+      - mysql-network
+    command: --default-authentication-plugin=mysql_native_password
+
+volumes:
+  mysql_data:
+
+networks:
+  mysql-network:
+    driver: bridge