feat: timelock getter

Author: DhairyaSethi

src/contracts/misc/GhoCcipSteward.sol

@@ -130,7 +130,13 @@ contract GhoCcipSteward is RiskCouncilControlled, IGhoCcipSteward {
   }
 
   /// @inheritdoc IGhoCcipSteward
-  function RISK_COUNCIL() public view override returns (address) {
+  function getTimeLockState() external view override returns (uint40, uint40) {
+    CcipDebounce memory state = _ccipTimelocks;
+    return (state.bridgeLimitLastUpdate, state.rateLimitLastUpdate);
+  }
+
+  /// @inheritdoc IGhoCcipSteward
+  function RISK_COUNCIL() external view override returns (address) {
     return _riskCouncil;
   }
 

src/contracts/misc/interfaces/IGhoCcipSteward.sol

@@ -41,6 +41,17 @@ interface IGhoCcipSteward {
     uint128 inboundRate
   ) external;
 
+  /**
+   * @notice Returns the current time-lock state for the steward.
+   * @dev `MINIMUM_DELAY` seconds needs to pass from the respective values
+   * to successfully call their corresponding methods.
+   * @return bridgeLimitLastUpdate The timestamp at which `updateBridgeLimit` was
+   * last successfully executed.
+   * @return rateLimitLastUpdate The timestamp at which `updateRateLimit` was
+   * last successfully executed.
+   */
+  function getTimeLockState() external view returns (uint40, uint40);
+
   /**
    * @notice Returns the minimum delay that must be respected between parameters update.
    * @return The minimum delay between parameter updates (in seconds)