add docker-compose file.

docker-compose.yml

@@ -0,0 +1,36 @@
+version: '3.4'
+services:
+  swoole:
+    image: "twosee/swoole-coroutine"
+    ports:
+      - "9501:9501"
+    volumes:
+      - ./src:/app/src:rw
+    restart: always
+    depends_on:
+      - mysql
+    command: php /app/src/server.php start
+
+  mysql:
+    image: "twosee/swoole-coroutine:mysql"
+    ports:
+      - "9502:3306"
+    volumes:
+      - ./data/mysql/data:/var/lib/mysql:rw
+      - ./data/mysql/sock:/var/run/mysqld:rw # remove when windows.
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: root_password_here
+      MYSQL_DATABASE: test
+      MYSQL_USER: php
+      MYSQL_PASSWORD: php_user_password_here
+
+  redis:
+    image: "twosee/swoole-coroutine:redis"
+    ports:
+      - "9503:6379"
+    volumes:
+      - ./data/redis/data:/var/lib/redis:rw
+    sysctls:
+        net.core.somaxconn: 65535
+    restart: always