feat: add a deposit to batcher method in servicemanager (yetanotherco#876)

Author: NicolasRampoldi

contracts/scripts/anvil/state/alignedlayer-deployed-anvil-state.json

@@ -223,9 +223,20 @@ contract AlignedLayerServiceManager is
         return batchersBalances[account];
     }
 
+    function depositToBatcher(address account) external payable {
+        _depositToBatcher(account, msg.value);
+    }
+
+    function _depositToBatcher(address account, uint256 amount) internal {
+        if (amount <= 0) {
+            revert InvalidDepositAmount(amount);
+        }
+        batchersBalances[account] += amount;
+        emit BatcherBalanceUpdated(account, batchersBalances[account]);
+    }
+
     receive() external payable {
-        batchersBalances[msg.sender] += msg.value;
-        emit BatcherBalanceUpdated(msg.sender, batchersBalances[msg.sender]);
+        _depositToBatcher(msg.sender, msg.value);
     }
 
     function checkPublicInput(

contracts/src/core/AlignedLayerServiceManager.sol

@@ -26,6 +26,7 @@ interface IAlignedLayerServiceManager {
         uint256 available
     ); // 5c54305e
     error InvalidQuorumThreshold(uint256 signedStake, uint256 requiredStake); // a61eb88a
+    error InvalidDepositAmount(uint256 amount); // 412ed242
 
     function createNewTask(
         bytes32 batchMerkleRoot,