feat: add a new query to get Developer Payment address (#42)

examples/IncredibleSquaringBlueprint.sol

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: UNLICENSED
 pragma solidity ^0.8.19;
 
-import "core/BlueprintServiceManagerBase.sol";
+import "../src/BlueprintServiceManagerBase.sol";
 
 /**
  * @title IncredibleSquaringBlueprint

src/BlueprintServiceManagerBase.sol

@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: UNLICENSED
 pragma solidity ^0.8.20;
 
-import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
 import "src/Permissions.sol";
 import "src/IBlueprintServiceManager.sol";
 
@@ -151,4 +150,9 @@ contract BlueprintServiceManagerBase is IBlueprintServiceManager, RootChainEnabl
     function queryDisputeOrigin(uint64) external view virtual returns (address disputeOrigin) {
         return address(this);
     }
+
+    /// @inheritdoc IBlueprintServiceManager
+    function queryDeveloperPaymentAddress(uint64) external view virtual returns (address developerPaymentAddress) {
+        return payable(blueprintOwner);
+    }
 }

src/IBlueprintServiceManager.sol

@@ -177,4 +177,12 @@ interface IBlueprintServiceManager {
     /// @param serviceId The ID of the service.
     /// @return disputeOrigin The account that can dispute the unapplied slash for that service
     function queryDisputeOrigin(uint64 serviceId) external view returns (address disputeOrigin);
+
+    /// @dev Query the developer payment address for a service. This mainly used by the runtime or the Master Blueprint Service
+    /// Manager
+    /// to determine the developer payment address for a service.
+    /// @notice This function should be implemented by the Blueprint Service Manager contract.
+    /// @param serviceId The ID of the service.
+    /// @return developerPaymentAddress The address of the developer payment address for that service
+    function queryDeveloperPaymentAddress(uint64 serviceId) external view returns (address developerPaymentAddress);
 }