better cache

site/.env.example

@@ -19,3 +19,17 @@ WORDPRESS_BASE_URL=
 # Optional credentials (prefer an Application Password). Leave blank if your WP endpoints are public.
 WORDPRESS_USERNAME=
 WORDPRESS_APP_PASSWORD=
+
+# Cache layer (optional; used by ingestion scripts)
+# If unset, caching is disabled.
+#
+# Using docker-compose redis:
+# CACHE_REDIS_URL=redis://localhost:6380/0
+CACHE_REDIS_URL=
+# Alternative config if you prefer host/port/db:
+CACHE_REDIS_HOST=localhost
+CACHE_REDIS_PORT=6380
+CACHE_REDIS_DB=0
+
+# Default cache TTL (seconds). 3600 = 1 hour.
+CACHE_DEFAULT_TTL_SECONDS=3600