feat(protocol): update HeklaTierProvider to introduce sp1 proof (#1…

…8022)

Co-authored-by: YoGhurt111 <YoGhurt111@users.noreply.github.com>

packages/protocol/contracts/hekla/HeklaTierProvider.sol

@@ -2,27 +2,37 @@
 pragma solidity 0.8.24;
 
 import "../L1/tiers/TierProviderBase.sol";
+import "../L1/tiers/ITierRouter.sol";
 
 /// @title HeklaTierProvider
 /// @custom:security-contact security@taiko.xyz
-contract HeklaTierProvider is TierProviderBase {
+contract HeklaTierProvider is TierProviderBase, ITierRouter {
     address public constant LAB_PROPOSER = 0xD3f681bD6B49887A48cC9C9953720903967E9DC0;
 
+    /// @inheritdoc ITierRouter
+    function getProvider(uint256) external view returns (address) {
+        return address(this);
+    }
+
     /// @inheritdoc ITierProvider
     function getTierIds() public pure override returns (uint16[] memory tiers_) {
-        tiers_ = new uint16[](5);
+        tiers_ = new uint16[](6);
         tiers_[0] = LibTiers.TIER_OPTIMISTIC;
         tiers_[1] = LibTiers.TIER_SGX;
         tiers_[2] = LibTiers.TIER_ZKVM_RISC0;
         tiers_[3] = LibTiers.TIER_GUARDIAN_MINORITY;
         tiers_[4] = LibTiers.TIER_GUARDIAN;
+        tiers_[5] = LibTiers.TIER_ZKVM_SP1;
     }
 
     /// @inheritdoc ITierProvider
     function getMinTier(address _proposer, uint256 _rand) public pure override returns (uint16) {
         if (_proposer == LAB_PROPOSER && _rand % 1000 == 0) {
-            // 0.1% of the total blocks will require ZKVM proofs.
+            // 0.1% of the total blocks will require ZKVM Risc0 proofs.
             return LibTiers.TIER_ZKVM_RISC0;
+        } else if (_proposer == LAB_PROPOSER && _rand % 1000 == 1) {
+            // 0.1% of the total blocks will require ZKVM Sp1 proofs.
+            return LibTiers.TIER_ZKVM_SP1;
         } else if (_rand % 2 == 0) {
             // 50% of the total blocks will require SGX proofs.
             return LibTiers.TIER_SGX;