chore: migrate SMTP from mx.jeffemmett.com to mail.rmail.online

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docker-compose.override.yml

@@ -0,0 +1,68 @@
+services:
+  ghost-cosmolocal:
+    image: ghost:6-alpine
+    container_name: ghost-cosmolocal
+    restart: always
+    depends_on:
+      ghost-cosmolocal-db:
+        condition: service_healthy
+    environment:
+      url: https://blog.cosmolocal.world
+      database__client: mysql
+      database__connection__host: ghost-cosmolocal-db
+      database__connection__user: ghost
+      database__connection__password: ad6cf8fba0ee11f950557acdc4957bc9
+      database__connection__database: ghost
+      NODE_ENV: production
+      mail__transport: SMTP
+      mail__from: "Cosmolocal World <noreply@cosmolocal.world>"
+      mail__options__host: mail.rmail.online
+      mail__options__port: "587"
+      mail__options__secure: "false"
+      mail__options__tls__rejectUnauthorized: "false"
+      mail__options__auth__user: noreply@cosmolocal.world
+      mail__options__auth__pass: rMailRelay2026!svc
+    volumes:
+      - ghost_cosmolocal_content:/var/lib/ghost/content
+    labels:
+      - "traefik.enable=true"
+      - "traefik.http.routers.ghost-cosmolocal.rule=Host(`blog.cosmolocal.world`)"
+      - "traefik.http.routers.ghost-cosmolocal.entrypoints=web"
+      - "traefik.http.services.ghost-cosmolocal.loadbalancer.server.port=2368"
+      - "traefik.http.routers.ghost-cosmolocal-secure.rule=Host(`blog.cosmolocal.world`)"
+      - "traefik.http.routers.ghost-cosmolocal-secure.entrypoints=websecure"
+      - "traefik.http.routers.ghost-cosmolocal-secure.tls=true"
+      - "traefik.http.routers.ghost-cosmolocal-secure.service=ghost-cosmolocal"
+      - "traefik.http.routers.ghost-cosmolocal-secure.middlewares=ghost-cosmolocal-proto"
+      - "traefik.http.middlewares.ghost-cosmolocal-proto.headers.customrequestheaders.X-Forwarded-Proto=https"
+    networks:
+      - traefik-public
+      - cosmolocal-internal
+
+  ghost-cosmolocal-db:
+    image: mysql:8.0
+    container_name: ghost-cosmolocal-db
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: ad6cf8fba0ee11f950557acdc4957bc9_root
+      MYSQL_DATABASE: ghost
+      MYSQL_USER: ghost
+      MYSQL_PASSWORD: ad6cf8fba0ee11f950557acdc4957bc9
+    volumes:
+      - ghost_cosmolocal_db:/var/lib/mysql
+    healthcheck:
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    networks:
+      - cosmolocal-internal
+
+  n8n-cosmolocal:
+    environment:
+      - GHOST_CONTENT_API_KEY=a58773eeda1a580f937a47cc88
+      - GHOST_TEAM_EMAILS=jeff@jeffemmett.com
+
+volumes:
+  ghost_cosmolocal_content:
+  ghost_cosmolocal_db: