# System Patterns

## Architecture Overview
{ARCHITECTURE_OVERVIEW}

## Data Flow
{DATA_FLOW}

## Key Patterns
{KEY_PATTERNS}

## Component Relationships
{COMPONENT_RELATIONSHIPS}

## Design Patterns in Use
{DESIGN_PATTERNS}

## Integration Points
{INTEGRATION_POINTS}

## Security Patterns
{SECURITY_PATTERNS}

## Performance Patterns
{PERFORMANCE_PATTERNS}

## Error Handling
{ERROR_HANDLING}

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## Notes
- This file explains HOW the system is built
- Document architectural decisions and their rationale
- Update when architecture or design patterns change