feat: Introduce LiquidityManagerV2 Contract with Core Setup & Inheritance

[SynnekOG]

Description

This PR introduces the initial implementation of LiquidityManagerV2, an upgraded liquidity management contract designed for Uniswap V4.
The contract includes imports, inheritance setup, and Natspec documentation for clarity.

Changes Made

• Created new file: src/LiquidityManagerV2.sol
• Added import dependencies:
  • Uniswap V4 core interfaces (IPoolManager, IHooks, PoolKey, Currency)
  • OpenZeppelin libraries (IERC20, SafeERC20, Ownable, ReentrancyGuard, Pausable)
  • Internal VestingContract
• Implemented contract inheritance from:
  • Ownable
  • ReentrancyGuard
  • Pausable
• Added Natspec contract-level comments for maintainability

Type of Change

• Bug fix
• Documentation update
• New feature
• Breaking change

Checklist

• Contract skeleton created
• Essential dependencies imported
• Proper inheritance added
• Natspec comments included

Impact

This lays the groundwork for advanced liquidity management features (vesting, anti-rug mechanisms, pool initialization, and controlled liquidity operations).
Future commits will extend functionality on top of this foundation.

Related Issues

N/A