OpenClaw Skill: NEAR Discord Notifier

Description

## Overview
Create an OpenClaw skill that sends NEAR notifications to Discord channels.

## Skill Commands

```python
@skill.command("near_discord_setup")
async def setup_discord(webhook_url: str) -> dict:
"""Setup Discord webhook"""

@skill.command("near_discord_alert")
async def set_alert(alert_type: str, config: dict) -> dict:
"""Configure alert"""

@skill.command("near_discord_embed")
async def send_embed(title: str, content: dict) -> dict:
"""Send rich embed notification"""
```

## Deliverables
1. **Discord notifier skill**
2. **Rich embeds**
3. **Published to MoltHub**

## Budget: 5 NEAR