requirements.txt

# ── Core Framework ───────────────────────────────────────
fastapi==0.115.12
uvicorn[standard]==0.34.2
python-multipart==0.0.20
websockets==15.0.1

# ── ML / CV ───────────────────────────────────────────────
tensorflow==2.18.0
mediapipe==0.10.21
numpy<2.0
opencv-python-headless==4.11.0.86

# ── Database ──────────────────────────────────────────────
sqlalchemy==2.0.40
psycopg[binary]==3.2.9

# ── Auth / Validation ─────────────────────────────────────
passlib==1.7.4
pydantic[email]==2.11.1

# ── Config / Secrets ──────────────────────────────────────
# Loads HF_TOKEN (and any other secrets) from a local .env file so they
# don't have to be exported every session. The .env file is gitignored.
python-dotenv==1.0.1

# ── Data ──────────────────────────────────────────────────
pandas==2.2.2

# ── Text processing (sentence engine + rule-based grammar) ─
# The default live path is deterministic. Audio is requested explicitly
# through /api/text/* and requires network access when gTTS is selected.
gTTS==2.5.4
#
# Optional ML/LLM grammar (off by default):
# transformers==4.46.3
# torch==2.5.1
# sentencepiece==0.2.0
# accelerate==1.1.1
# protobuf>=4.25.3,<5
# huggingface_hub>=0.27.0