requirements.txt

# ============================================
# PRODUCTION REQUIREMENTS FOR HUGGING FACE SPACES
# Optimized for Docker deployment with heavy ML models
# ============================================

# Web Framework
fastapi>=0.104.1
uvicorn[standard]>=0.24.0

# Server & HTTP
python-multipart>=0.0.6
python-dotenv>=1.0.0

# Database (Hybrid: SQLite + PostgreSQL)
sqlalchemy>=2.0.23
psycopg2-binary>=2.9.9  # For external PostgreSQL (Render/Neon)

# Authentication & Security
python-jose[cryptography]>=3.3.0
passlib[bcrypt]>=1.7.4
email-validator>=2.1.0

# Templates
jinja2>=3.1.2

# ML/NLP (For PhoBERT model)
torch>=2.1.0
transformers>=4.36.0
underthesea>=6.7.0

huggingface_hub

# Data Processing
pandas>=2.0.0
numpy>=1.24.0

# Visualization
matplotlib>=3.8.0
wordcloud>=1.9.3
pillow>=10.0.0

# PDF Generation
reportlab>=4.0.0

# Utilities
requests>=2.31.0
aiofiles>=23.2.1

argon2-cffi