feat: uniprint

src/contracts/core/RewardsCoordinator.sol

@@ -43,6 +43,8 @@ contract RewardsCoordinator is
     uint8 internal constant PAUSED_PROCESS_CLAIM = 2;
     /// @dev Index for flag that pauses submitRoots and disableRoot
     uint8 internal constant PAUSED_SUBMIT_DISABLE_ROOTS = 3;
+    /// @dev Index for flag that pauses rewardParticipants
+    uint8 internal constant PAUSED_REWARD_PARTICIPANTS = 4;
 
     /// @dev Salt for the earner leaf, meant to distinguish from tokenLeaf since they have the same sized data
     uint8 internal constant EARNER_LEAF_SALT = 0;
@@ -173,6 +175,29 @@ contract RewardsCoordinator is
         }
     }
 
+    /**
+     * @notice Facilitates the distribution of rewards to participants through the UniPRInt V1.1 system.
+     * @dev The function leverages AVS-defined logic and external data for reward calculations.
+     * @param avs The address of the AVS responsible for managing the reward distribution.
+     * @param token The address of the ERC20 token used for rewards.
+     * @param amount The total amount of tokens to be rewarded.
+     * @param contentHash The keccak256 hash of the JSON manifest file that lists the earners and their rewards.
+     * @param contentURI The URI where the JSON manifest file is publicly accessible.
+     */
+    function rewardParticipants(
+        address avs,
+        IERC20 token,
+        uint256 amount,
+        bytes32 contentHash,
+        string calldata contentURI
+    ) external onlyWhenNotPaused(PAUSED_REWARD_PARTICIPANTS) {
+        // Pull `token` of `amount` from caller to this contract.
+        token.safeTransferFrom(msg.sender, address(this), amount);
+
+        // Emit event indicating a direct reward payment.
+        emit DirectRewardPayment(msg.sender, avs, token, amount, contentHash, contentURI);
+    }
+
     /**
      * @notice Claim rewards against a given root (read from _distributionRoots[claim.rootIndex]).
      * Earnings are cumulative so earners don't have to claim against all distribution roots they have earnings for,

src/contracts/interfaces/IRewardsCoordinator.sol

@@ -169,6 +169,23 @@ interface IRewardsCoordinator {
         uint256 claimedAmount
     );
 
+    /// @notice Emitted when a direct reward payment is initiated through the UniPRInt V1.1 system.
+    /// @dev Supports programmatic rewards for AVS performance, EIGEN incentives, and more.
+    /// @param sender The address that initiated the reward payment (msg.sender).
+    /// @param avs The address of the AVS managing this reward.
+    /// @param token The address of the ERC20 token used for payment.
+    /// @param amount The total amount of tokens transferred to the RewardsCoordinator.
+    /// @param contentHash The keccak256 hash of the JSON manifest file listing the earners and amounts.
+    /// @param contentURI The publicly addressable URI pointing to the JSON manifest file.
+    event DirectRewardPayment(
+        address indexed sender,
+        address indexed avs,
+        IERC20 token,
+        uint256 amount,
+        bytes32 contentHash,
+        string contentURI
+    );
+
     /**
      *
      *                         VIEW FUNCTIONS
@@ -267,6 +284,23 @@ interface IRewardsCoordinator {
      */
     function createRewardsForAllSubmission(RewardsSubmission[] calldata rewardsSubmission) external;
 
+    /**
+    * @notice Facilitates the distribution of rewards to participants through the UniPRInt V1.1 system.
+    * @dev The function leverages AVS-defined logic and external data for reward calculations.
+    * @param avs The address of the AVS responsible for managing the reward distribution.
+    * @param token The address of the ERC20 token used for rewards.
+    * @param totalAmount The total amount of tokens to be transferred to the RewardsCoordinator.
+    * @param contentHash The keccak256 hash of the JSON manifest file that lists the earners and their rewards.
+    * @param contentURI The URI where the JSON manifest file is publicly accessible.
+    */
+    function rewardParticipants(
+        address avs,
+        IERC20 token,
+        uint256 totalAmount,
+        bytes32 contentHash,
+        string calldata contentURI
+    ) external;
+
     /**
      * @notice Claim rewards against a given root (read from _distributionRoots[claim.rootIndex]).
      * Earnings are cumulative so earners don't have to claim against all distribution roots they have earnings for,