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brain-of-reese/.env.example
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# Brain of Reese — environment configuration
# Copy to `.env` and adjust: cp .env.example .env
# (`.env` is gitignored; never commit secrets.)
# --- App ---
BOR_ENVIRONMENT=development
# BOR_LOG_LEVEL=INFO
# BOR_STATIC_DIR=frontend # dev default; container sets /app/static
# --- Database (matches `podman compose` db service) ---
BOR_DATABASE_URL=postgresql+psycopg://reese:reese@localhost:5432/brain_of_reese
# --- LLM (self-hosted, OpenAI-compatible "aipi") ---
BOR_LLM_BASE_URL=https://aipi.reeseapps.com/v1
BOR_LLM_API_KEY= # falls back to $AIPI_KEY, then "not-needed"
BOR_LLM_CHAT_MODEL=turbo
BOR_LLM_EMBED_MODEL=embed
BOR_EMBEDDING_DIM=768 # verified 2026-08 via scripts/llm_probe.py
# --- RAG tuning ---
BOR_TOP_N_DOCS=2
BOR_RELEVANCE_THRESHOLD=0.62 # answer when best cosine >= this OR an FTS hit; else honest deflection
BOR_MAX_CONTEXT_CHARS=24000 # cap on total document text sent to the LLM
BOR_MAX_OUTPUT_TOKENS=32768 # max answer length in tokens (answers must not be cut off)
BOR_CHUNK_TARGET_CHARS=2000
BOR_CHUNK_OVERLAP_CHARS=200
BOR_EMBED_BATCH_SIZE=16
# --- Hybrid retrieval (vector + Postgres FTS, RRF-fused) ---
BOR_HYBRID_VECTOR_CANDIDATES=100 # cosine list width for the fusion
BOR_HYBRID_LEXICAL_CANDIDATES=30 # FTS list width for the fusion
BOR_RRF_K=60 # Reciprocal Rank Fusion damping constant
# --- Import scope (A9 formats; may only narrow, never widen) ---
# BOR_IMPORT_EXTENSIONS=md,markdown,txt,yaml,yml,json,py
# BOR_SUGGESTIONS=["How is my Kubernetes cluster set up?"] # JSON list of onboarding chips
# --- Debugging (0/1 — 1 enables attach-on-demand debugpy on port 5678) ---
DEBUGPY=0
# DEBUGPY_PORT=5678