/add-feature

Add a feature to an existing Tradovate indicator

# Add Feature to Tradovate Indicator

Add a feature to an existing Tradovate JavaScript indicator. Arguments: $ARGUMENTS

## Before Making Changes

1. Read the target file to understand current structure
2. Identify correct insertion points (class methods, exports)
3. Discuss the approach with me before making changes
4. Wait for my approval before editing

## Supported Features

### Calculations
- VWAP with standard deviation bands
- Session detection and reset
- Cumulative sums
- Moving averages

### Parameters
- New param definitions
- Parameter validation
- Default values

### Plots
- A...