fix: add rewards to getConfirmedBlock api

web3.js/src/connection.js

@@ -201,6 +201,7 @@ const Version = struct({
  * @property {Blockhash} previousBlockhash Blockhash of this block's parent
  * @property {number} parentSlot Slot index of this block's parent
  * @property {Array<object>} transactions Vector of transactions and status metas
+ * @property {Array<object>} rewards Vector of block rewards
  */
 type ConfirmedBlock = {
   blockhash: Blockhash,
@@ -215,6 +216,10 @@ type ConfirmedBlock = {
       status?: SignatureStatusResult,
     },
   }>,
+  rewards: Array<{
+    pubkey: string,
+    lamports: number,
+  }>,
 };
 
 function createRpcRequest(url): RpcRequest {
@@ -502,6 +507,15 @@ export const GetConfirmedBlockRpcResult = jsonRpcResult(
           ]),
         }),
       ]),
+      rewards: struct.union([
+        'undefined',
+        struct.array([
+          struct({
+            pubkey: 'string',
+            lamports: 'number',
+          }),
+        ]),
+      ]),
     }),
   ]),
 );
@@ -1112,6 +1126,7 @@ export class Connection {
           meta: result.meta,
         };
       }),
+      rewards: result.result.rewards || [],
     };
   }