OpenClaw Skill: NEAR LP Position Manager

Description

## Overview
Create an OpenClaw skill for managing liquidity provider positions on NEAR DEXes.

## Skill Commands

```python
@skill.command("near_lp_positions")
async def list_positions() -> list:
"""List all LP positions"""

@skill.command("near_lp_performance")
async def position_performance(position_id: str) -> dict:
"""Get position performance and IL"""

@skill.command("near_lp_exit")
async def exit_position(position_id: str) -> dict:
"""Exit LP position"""

@skill.command("near_lp_compound")
async def compound_fees(position_id: str) -> dict:
"""Compound earned fees"""
```

## Deliverables
1. **LP manager skill**
2. **IL tracking**
3. **Published to MoltHub**

## Budget: 8 NEAR