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- weekend-deep-sync.ts: fire webhook to N8N_WEBHOOK_URL after each sync cycle (N8N triggers tippecanoe PMTiles rebuild via SSH on host) - nginx tile-cache: add stub_status at /status, custom log format with cache status - Add tile-cache-stats.sh: shows HIT/MISS ratio, cache size, slow tiles - docker-compose: add N8N_WEBHOOK_URL env var Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>