# Postgres POSTGRES_USER=langlearn POSTGRES_PASSWORD=changeme POSTGRES_DB=langlearn # API API_PORT=8000 # Auth — sign JWTs with this secret (use a long random string in production) JWT_SECRET=replace-with-a-long-random-secret # Anthropic ANTHROPIC_API_KEY=sk-ant-... # DeepL (https://www.deepl.com/pro-api) DEEPL_API_KEY=your-deepl-api-key-here