Contracts: Vesting contract (Solidity + Hardhat or Foundry)

[PetarStoev02]

Parent

Part of #13 (Phase 4: Smart Contracts + Templates)

Goal

Create a token vesting contract with cliff and linear unlock schedule.

Requirements

• Configurable cliff period and vesting duration
• Support for multiple beneficiaries
• Revocable by admin (optional)
• Hardhat or Foundry test suite with time manipulation
• .learn.md with explanations and security considerations

Location

contracts/evm/vesting/

Note: Please follow the EVM Template Standard for structure, config, and quality requirements.

[github-actions]

This issue has had no activity in 60 days. Flagging stale.
If it's still relevant, comment or add it to a due-dated milestone within 30 days, otherwise it will be auto-closed.