ghost: migrated to v6 + Docker Compose setup

ghost_server-compose_template.yaml

@@ -0,0 +1,42 @@
+---
+services:
+  ghost:
+    image: ghost:6
+    container_name: ghost
+    pull_policy: always
+    restart: unless-stopped
+    ports:
+      - 127.0.0.1:${PORT}:2368
+    environment:
+      - url=${BASE_URL}
+      - database__client=mysql
+      - database__connection__host=db
+      - database__connection__user=ghost
+      - database__connection__password=${DB_PASSWORD}
+      - database__connection__database=ghost
+      - mail__transport=Direct
+      - logging__transports=["stdout"]
+    volumes:
+      - ${VOLUME_PATH}/content:/var/lib/ghost/content
+    depends_on:
+      db:
+        condition: service_healthy
+
+  db:
+    image: mysql:8
+    container_name: ghost-mysql
+    pull_policy: always
+    restart: unless-stopped
+    environment:
+      - MYSQL_ROOT_PASSWORD=${DB_ROOT_PASSWORD}
+      - MYSQL_USER=ghost
+      - MYSQL_PASSWORD=${DB_PASSWORD}
+      - MYSQL_DATABASE=ghost
+    volumes:
+      - ${VOLUME_PATH}/mysql:/var/lib/mysql
+    healthcheck:
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "--password=${DB_ROOT_PASSWORD}"]
+      interval: 10s
+      timeout: 5s
+      retries: 10
+      start_period: 30s