/cleanup

Clean up NinjaScript indicator code

# Cleanup NinjaScript Indicator

Remove dead code, fix formatting, and improve organization. Arguments: $ARGUMENTS

## Before Making Changes

1. Read the indicator file completely
2. Identify cleanup opportunities
3. Present proposed changes for approval
4. Wait for my approval before editing
5. Make changes incrementally

## Cleanup Operations

### Remove Dead Code
- Unused variables
- Unused properties
- Unused using declarations
- Commented-out code blocks

### Fix Formatting
- Consistent indentation (tabs or 4 spaces)
- Consistent brace style
- Proper spacing
- Remove trailing whitespac...