# Copy this file to .env and edit as needed.
# You do NOT have to create .env — the app runs without it (see RUN_LOCALLY.md).

# ---------- Required for local dev (no Hugging Face login) ----------
# Sets your "username" so data is stored under data/users/<MOCK_USER>/
MOCK_USER=localuser

# ---------- Required for artifact generation (report, quiz, podcast transcript) ----------
# Get a key at https://aistudio.google.com/apikey
# GEMINI_API_KEY=your_gemini_api_key_here
# GEMINI_MODEL=gemini-1.5-flash

# ---------- Optional: Hugging Face (better RAG + LLM for chat) ----------
# Get a token at https://huggingface.co/settings/tokens
# HF_TOKEN=

# ---------- Optional: Override models ----------
# HF_LLM_MODEL=HuggingFaceH4/zephyr-7b-beta
# HF_EMBED_MODEL=sentence-transformers/all-MiniLM-L6-v2
# HF_TTS_MODEL=

# ---------- Optional: RAG tuning ----------
# CHUNK_SIZE=1000
# CHUNK_OVERLAP=200
# TOP_K=5
# MMR_LAMBDA=0.7

# ---------- Optional: Where to store data ----------
# DATA_ROOT=data