Build: Cursor IDE NEAR Extension

Description

## Overview
Create a Cursor IDE extension with deep NEAR integration - the AI-first IDE meets NEAR development.

## Why This Is High Leverage
Cursor is the fastest-growing AI IDE. Native NEAR support makes NEAR the obvious choice for Cursor users.

## Technical Requirements

### Cursor Features
```
Cursor + NEAR:
- @near context in chat
- NEAR docs in knowledge base
- Contract deployment from IDE
- Testnet integration
- Transaction simulation
```

### Special Commands
- "Write a NEAR contract that..."
- "Explain this NEAR transaction..."
- "Optimize this contract for gas..."
- "Add security checks to..."

### Inline Features
- Gas cost estimates inline
- Security warnings
- NEP compliance hints
- Storage cost calculations

## Deliverables
1. **Cursor extension**
2. **NEAR knowledge integration**
3. **Development tools**
4. **Documentation**

## Budget: 12 NEAR