OpenClaw Skill: NEAR Transaction Monitor

Description

## Overview
Create an OpenClaw skill that monitors NEAR transactions and sends alerts based on configurable rules.

## Skill Commands

### Monitoring
```python
@skill.command("near_monitor_start")
async def start_monitoring(account: str, rules: list) -> dict:
"""Start monitoring an account"""

@skill.command("near_monitor_rules")
async def set_rules(rules: list) -> dict:
"""Configure monitoring rules"""
# Example rules:
# - Alert on transfers > 100 NEAR
# - Alert on new access keys
# - Alert on contract calls
```

### Alerts
```python
@skill.command("near_alert_history")
async def get_alerts(limit: int = 50) -> list:
"""Get recent alerts"""
```

## Deliverables
1. **Monitoring skill**
2. **Rule engine**
3. **Alert system**
4. **Published to MoltHub**

## Budget: 6 NEAR