PSM

Key Features

• Direct Minting/Redemption: Buy DOLA with collateral or sell DOLA for collateral
• ERC4626 Vault Integration: Collateral is automatically deposited into yield-generating vaults
• Fed Integration: Automated DOLA supply management through PSMFed contract
• Configurable Fees: Adjustable buy/sell fees to manage protocol economics
• Profit Distribution: Automatic profit taking from vault yields to governance
• Vault migration: Allows to migrate into a new vault automatically or manually via governance if some deposit or redeem limits in the vaults.

Core Contracts

PSM.sol

The main contract that handles:

• DOLA buying and selling in exchange for collateral
• Collateral management through ERC4626 vaults
• Fee collection and profit distribution
• Vault migration capabilities
• Governance controls

PSMFed.sol

Federal Reserve-style contract for DOLA supply management:

• Mint new DOLA for PSM operations (expansion)
• Burn DOLA to reduce supply (contraction)
• Supply cap enforcement
• Chair-based monetary policy controls

Controller.sol

Access control layer for buy/sell operations:

• Validates transaction permissions
• Can implement custom logic for rate limiting, KYC, etc.
• Currently allows all operations (template implementation)