added docker compose

Home.md

@@ -21,4 +21,55 @@ sudo docker push 4lights/phpcontainer:latest
 
 References:
 
-- https://stackoverflow.com/questions/49854767/docker-php7-2-fpm-cant-install-imap-module
+- https://stackoverflow.com/questions/49854767/docker-php7-2-fpm-cant-install-imap-module
+
+# Sample Docker Compose
+
+```
+---
+version: "3.3"
+
+volumes:
+  db:
+
+networks:
+  default:
+    external:
+      name: ${NETWORKNAME}
+
+services:
+
+  db:
+    image: mariadb:latest
+    restart: always
+    container_name: "${DBHOST}"
+    environment:
+      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
+      MYSQL_PASSWORD: ${DBPASSWORD}
+      MYSQL_DATABASE: ${DB}
+      MYSQL_USER: ${DBUSER}
+    volumes:
+      - "db:/var/lib/mysql"
+
+  php-app:
+    container_name: "${DOCKERNAME}"
+    image: "4lights/phpcontainer:latest"
+    restart: always
+    volumes:
+      - "./:/website"
+    ports:
+      - "${DOCKERPORT}:80"
+```
+
+env file:
+```
+NETWORKNAME=PROXY_NETWORK
+DBHOST=DB_HOST_NAME
+MYSQL_ROOT_PASSWORD=ChangeMe
+DBPASSWORD=ChangeMeAlso
+DB=DATABASENAME
+DBUSER=DBUSERNAME
+DOCKERNAME=Container_name
+DOCKERPORT=8000
+
+```