chore(deps): update ghost docker tag to v6.21.0 (localApps) (#4436)

apps/ghost/6.21.0/docker-compose.yml

@@ -0,0 +1,30 @@
+networks:
+  1panel-network:
+    external: true
+
+services:
+  ghost:
+    image: ghost:6.21.0
+    container_name: ${CONTAINER_NAME}
+    labels:
+      createdBy: "Apps"
+    restart: always
+    networks:
+      - 1panel-network
+    ports:
+      - ${PANEL_APP_PORT_HTTP}:2368
+    volumes:
+      - ${GHOST_ROOT_PATH}/data:/var/lib/ghost/content
+    environment:
+      - NODE_ENV=production
+      - server__host=0.0.0.0
+      - server__port=2368
+      - database__client=mysql
+      - mail__options__service=Email
+      - mail__options__secure=true
+      - url=${url}
+      - admin__url=${admin__url}
+      - database__connection__host=${database__connection__host}
+      - database__connection__user=${database__connection__user}
+      - database__connection__password=${database__connection__password}
+      - database__connection__database=${database__connection__database}