Fix deployment issues

docker-compose.yml

@@ -13,6 +13,7 @@ services:
       - "5000"
     environment:
       - FLASK_ENV=production
+      - GOOGLE_BOOKS_API_KEY=${GOOGLE_BOOKS_API_KEY}
     networks:
       - hxbooks
     # Health check to ensure app is ready
@@ -31,8 +32,7 @@ services:
     image: caddy:2-alpine
     restart: unless-stopped
     ports:
-      - "80:80"
-      - "443:443"
+      - "5123:80"
     volumes:
       # Caddyfile configuration
       - ./Caddyfile:/etc/caddy/Caddyfile:ro