- libretranslate/libretranslate:latest, internal Docker network only - LT_LOAD_ONLY=en,ru,id,pt,fr (only pairs the runner needs) - LT_API_KEYS=true, key stored in Doppler prd_homelab - Runner depends_on libretranslate (service_healthy) - LIBRETRANSLATE_URL=http://libretranslate:5000 (no tunnel needed) - RUNNER_MAX_CONCURRENT_TRANSLATION wired from Doppler