Added Base mainnet relayer support

Author: kev1n-peters

sdk/src/config/MAINNET.ts

@@ -206,7 +206,7 @@ const MAINNET: { [chain in MainnetChainName]: ChainConfig } = {
     context: Context.ETH,
     contracts: {
       ...CONTRACTS.MAINNET.base,
-      relayer: undefined,
+      relayer: '0xaE8dc4a7438801Ec4edC0B035EcCCcF3807F4CC1',
     },
     finalityThreshold: 0,
     nativeTokenDecimals: 18,

wormhole-connect/src/config/mainnet/chains.ts

@@ -122,6 +122,7 @@ export const MAINNET_CHAINS: ChainsConfig = {
     gasToken: 'ETHbase',
     chainId: 8453,
     icon: Icon.BASE,
+    automaticRelayer: true,
     maxBlockSearch: 2000,
   },
   osmosis: {

wormhole-connect/src/config/mainnet/gasEstimates.ts

@@ -134,6 +134,10 @@ export const MAINNET_GAS_ESTIMATES: GasEstimates = {
       sendToken: 1000000,
       claim: 1000000,
     },
+    [Route.Relay]: {
+      sendNative: 300000,
+      sendToken: 300000,
+    },
   },
   wormchain: {
     [Route.Bridge]: {