APP_ENV=development MAX_EXAMPLE_VARIANTS=8 DEFAULT_GENOME_BUILD=GRCh37 PUBMED_EMAIL=your-email@example.com LITERATURE_MAX_RESULTS=4 LITERATURE_TIMEOUT_SECONDS=8 ANNOTATION_TIMEOUT_SECONDS=8 EXTERNAL_HTTP_CACHE_TTL_SECONDS=86400 OPENAI_MODEL=gpt-5-mini OPENAI_WORKFLOW_MODEL=gpt-5-nano OPENAI_TIMEOUT_SECONDS=20 # OPENAI_API_KEY=your-key