requirements.txt

# Core Flask framework and extensions
Flask==3.0.3
Flask-Login==0.6.3
Flask-SQLAlchemy==3.1.1
Flask-WTF==1.2.1
Flask-Mail==0.10.0
Flask-Caching==2.3.0
Flask-Compress==1.15

# Forms and validation
WTForms==3.1.2

# Database and ORM
SQLAlchemy>=2.0.0

# Web server for production
Werkzeug==3.1.5
Jinja2==3.1.6

# Data science and financial data
numpy==1.26.4
scipy>=1.13.0
pandas==2.2.2
yfinance==0.2.65

# Dependencies for yfinance
appdirs>=1.4.4

# HTTP requests (updated for compatibility)
urllib3>=2.0.0,<3.0.0
requests>=2.32.0

# Production WSGI server (updated)
gunicorn==23.0.0

# Additional dependencies that might be needed
python-dotenv>=1.0.0
cryptography>=42.0.0

# Database drivers (for production)
psycopg2-binary>=2.9.0  # PostgreSQL support
pymysql>=1.0.0         # MySQL support (alternative)

# Security and authentication
bcrypt>=4.0.0           # Password hashing
flask-cors>=4.0.0       # Cross-origin resource sharing for React
Flask-Limiter>=3.8.0    # Rate limiting for DDoS protection

# Security updates
Pillow>=10.0.0
certifi>=2024.2.2