backend/.env.example

# ── LLM (OpenAI) ─────────────────────────────────────────────────────────────
OPENAI_API_KEY=
MAPPING_MODEL=gpt-4o-mini
DISCOVERY_MODEL=gpt-4o-mini
GROUNDING_MODEL=gpt-4o-mini
MAX_TOKENS_MAPPING=2048
MAX_TOKENS_GROUNDING=1024
MAX_TOKENS_DISCOVERY=4000

OPENAI_PIPELINE_TIMEOUT_SECONDS=20
MAX_CONCURRENT_LLM_CALLS=10
OPENAI_RATE_LIMIT_MAX_RETRIES=5
OPENAI_RATE_LIMIT_BACKOFF_BASE_SECONDS=1.0
OPENAI_RATE_LIMIT_BACKOFF_MAX_SECONDS=60.0

# ── Embeddings ───────────────────────────────────────────────────────────────
EMBEDDING_PROVIDER=local
LOCAL_EMBEDDING_MODEL=all-MiniLM-L6-v2
OPENAI_EMBEDDING_MODEL=text-embedding-3-small

# ── PII ──────────────────────────────────────────────────────────────────────
# Preferred: en_core_web_trf (highest NER accuracy). Install with:
#   python -m spacy download en_core_web_trf
# Fallback chain (auto-used if the configured model is missing):
#   en_core_web_trf -> en_core_web_md -> en_core_web_sm -> regex-only.
#   python -m spacy download en_core_web_sm   # always install at least this one
SPACY_MODEL=en_core_web_trf
PII_USE_SPACY=true

# ── Operator bundle ──────────────────────────────────────────────────────────
MASTER_TEMPLATE_DIR=Master Standard report and paragraphs
REPORT_TEMPLATE_FILENAME=SAMPLE LEVEL 3 REPORT NCS.pdf
STANDARD_PARAGRAPHS_FILENAME=HB-BS STANDARD PARAS v6 Sept 2015.doc
MASTER_TEMPLATE_AUTO_INGEST=false
MASTER_TEMPLATE_UPLOAD_ENABLED=false
ADMIN_TOKEN=

# ── RAG / retrieval ──────────────────────────────────────────────────────────
DATA_DIR=
DEFAULT_TENANT_ID=default
RETRIEVAL_TOP_K=5
RETRIEVAL_SECTION_BOOST=0.25
RETRIEVAL_LEXICAL_BOOST=0.04
PARAGRAPH_MIN_CHARS=80
PARAGRAPH_MAX_CHARS=1200
CHUNK_OVERLAP=120

# ── Generation ───────────────────────────────────────────────────────────────
NOTES_EXPANSION_ENABLED=false
GROUNDING_ENABLED=true
USE_LLM_PARAGRAPH_MAPPING=false
GROUNDING_ALERT_THRESHOLD=0.2
AI_TRANSPARENCY_FOOTER_ENABLED=false
TEMPLATE_DOCX_PATH=

# ── Auth ─────────────────────────────────────────────────────────────────────
JWT_SECRET=change-me-in-production
JWT_ALGORITHM=HS256
JWT_EXPIRY_MINUTES=1440