Avoid initializing rbf cache in worker threads

backend/src/index-workers/block-summary-worker.ts

@@ -18,15 +18,20 @@ if (parentPort) {
 }
 
 async function indexBlockSummary(hash: string, height: number): Promise<void> {
-  const block = await bitcoinClient.getBlock(hash, 2);
-  const txs = block.tx.map(tx => {
-    tx.fee = Math.round(tx.fee * 100_000_000);
-    tx.vout.forEach((vout) => {
-      vout.value = Math.round(vout.value * 100000000);
+  let txs;
+  if (config.MEMPOOL.BACKEND === 'esplora') {
+    txs = (await bitcoinApi.$getTxsForBlock(hash)).map(tx => transactionUtils.extendTransaction(tx));
+  } else {
+    const block = await bitcoinClient.getBlock(hash, 2);
+    txs = block.tx.map(tx => {
+      tx.fee = Math.round(tx.fee * 100_000_000);
+      tx.vout.forEach((vout) => {
+        vout.value = Math.round(vout.value * 100000000);
+      });
+      tx.vsize = Math.round(tx.weight / 4); // required for backwards compatibility
+      return tx;
     });
-    tx.vsize = Math.round(tx.weight / 4); // required for backwards compatibility
-    return tx;
-  });
+  }
 
   const cpfpSummary = await blocks.$indexCPFP(hash, height, txs);
   await blocks.$getStrippedBlockTransactions(hash, true, true, cpfpSummary, height); // This will index the block summary