make exclusivityPeriodSeconds configurable

Author: cctdaniel

target_chains/ethereum/contracts/contracts/pulse/Pulse.sol

@@ -14,7 +14,8 @@ abstract contract Pulse is IPulse, PulseState {
         uint128 pythFeeInWei,
         address pythAddress,
         address defaultProvider,
-        bool prefillRequestStorage
+        bool prefillRequestStorage,
+        uint256 exclusivityPeriodSeconds
     ) internal {
         require(admin != address(0), "admin is zero address");
         require(pythAddress != address(0), "pyth is zero address");
@@ -29,7 +30,7 @@ abstract contract Pulse is IPulse, PulseState {
         _state.pyth = pythAddress;
         _state.currentSequenceNumber = 1;
         _state.defaultProvider = defaultProvider;
-        _state.exclusivityPeriodSeconds = 15; // Default to 15 seconds
+        _state.exclusivityPeriodSeconds = exclusivityPeriodSeconds;
 
         if (prefillRequestStorage) {
             for (uint8 i = 0; i < NUM_REQUESTS; i++) {

target_chains/ethereum/contracts/contracts/pulse/PulseUpgradeable.sol

@@ -24,8 +24,9 @@ contract PulseUpgradeable is
         uint128 pythFeeInWei,
         address pythAddress,
         address defaultProvider,
-        bool prefillRequestStorage
-    ) public initializer {
+        bool prefillRequestStorage,
+        uint256 exclusivityPeriodSeconds
+    ) external initializer {
         require(owner != address(0), "owner is zero address");
         require(admin != address(0), "admin is zero address");
 
@@ -37,7 +38,8 @@ contract PulseUpgradeable is
             pythFeeInWei,
             pythAddress,
             defaultProvider,
-            prefillRequestStorage
+            prefillRequestStorage,
+            exclusivityPeriodSeconds
         );
 
         _transferOwnership(owner);

target_chains/ethereum/contracts/forge-test/Pulse.t.sol

@@ -92,7 +92,15 @@ contract PulseTest is Test, PulseEvents {
         proxy = new ERC1967Proxy(address(_pulse), "");
         pulse = PulseUpgradeable(address(proxy));
 
-        pulse.initialize(owner, admin, PYTH_FEE, pyth, defaultProvider, false);
+        pulse.initialize(
+            owner,
+            admin,
+            PYTH_FEE,
+            pyth,
+            defaultProvider,
+            false,
+            15
+        );
         vm.prank(defaultProvider);
         pulse.registerProvider(DEFAULT_PROVIDER_FEE);
         consumer = new MockPulseConsumer();