add docker-compose for ghost cms

ghost/docker-compose.yml

@@ -0,0 +1,28 @@
+version: '3.1'
+
+services:
+  ghost:
+    image: ghost:5-alpine
+    restart: unless-stopped
+    ports:
+      - 2368:2368
+    environment:
+      database__client: mysql
+      database__connection__host: db
+      database__connection__user: root
+      database__connection__password: ghost
+      database__connection__database: ghost
+      url: https://example.com
+    volumes:
+      - ./data:/var/lib/ghost/content
+    depends_on:
+      - db
+
+  db:
+    image: mysql:8.0
+    restart: unless-stopped
+    environment:
+      MYSQL_ROOT_PASSWORD: ghost
+    volumes:
+      - ./db:/var/lib/mysql
+