fix: review fixes

Author: Mani Brar

validator-cli/src/utils/epochHandler.ts

@@ -64,7 +64,7 @@ const getLatestChallengeableEpoch = (epochPeriod: number, now: number = Date.now
  */
 const getBlockFromEpoch = async (epoch: number, epochPeriod: number, provider: JsonRpcProvider): Promise<number> => {
   const epochTimestamp = epoch * epochPeriod;
-  const latestBlock = await provider.getBlock("final");
+  const latestBlock = await provider.getBlock("finalized");
   const baseBlock = await provider.getBlock(latestBlock.number - 500);
   const secPerBlock = (latestBlock.timestamp - baseBlock.timestamp) / (latestBlock.number - baseBlock.number);
   const blockFallBack = Math.floor((latestBlock.timestamp - epochTimestamp) / secPerBlock);

validator-cli/src/utils/graphQueries.ts

@@ -154,7 +154,7 @@ const getSnapshotSentForEpoch = async (
   epoch: number,
   veaInbox: string,
   chainId: number
-): Promise<{ txHash: string }> => {
+): Promise<{ txHash: string } | undefined> => {
   try {
     const subgraph = getInboxSubgraphUrl(chainId);
 

validator-cli/src/utils/transactionHandlers/arbToGnosisHandler.ts

@@ -33,7 +33,7 @@ export class ArbToGnosisTransactionHandler extends BaseTransactionHandler<VeaInb
     const currentAllowance: bigint = await weth.allowance(signer.address, veaOutbox.address);
     if (currentAllowance < deposit) {
       const approvalAmount = deposit * BigInt(10); // Approving for 10 claims
-      const approveTx = await weth.approve(routeConfig[Network.TESTNET].veaOutbox.address, deposit * approvalAmount);
+      const approveTx = await weth.approve(routeConfig[Network.TESTNET].veaOutbox.address, approvalAmount);
       await approveTx.wait();
     }
   }