fix /eth/v1/beacon/rewards/block/{block_id} sync_aggregate value (#6829)

* fix /eth/v1/beacon/rewards/block/{block_id} sync_aggregate value

* adjust tests

* copyright year linting

beacon_chain/spec/state_transition_block.nim

@@ -850,6 +850,7 @@ proc process_sync_aggregate*(
 
   # Apply participant and proposer rewards
   let indices = get_sync_committee_cache(state, cache).current_sync_committee
+  var total_proposer_reward: Gwei
 
   for i in 0 ..< min(
     state.current_sync_committee.pubkeys.len,
@@ -858,10 +859,11 @@ proc process_sync_aggregate*(
     if sync_aggregate.sync_committee_bits[i]:
       increase_balance(state, participant_index, participant_reward)
       increase_balance(state, proposer_index, proposer_reward)
+      increase_balance(total_proposer_reward, proposer_reward)
     else:
       decrease_balance(state, participant_index, participant_reward)
 
-  ok(proposer_reward)
+  ok(total_proposer_reward)
 
 # https://github.com/ethereum/consensus-specs/blob/v1.3.0/specs/bellatrix/beacon-chain.md#process_execution_payload
 proc process_execution_payload*(

tests/consensus_spec/altair/test_fixture_operations.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2018-2024 Status Research & Development GmbH
+# Copyright (c) 2018-2025 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -149,9 +149,9 @@ suite baseDescription & "Sync Aggregate " & preset():
       preState: var altair.BeaconState, syncAggregate: SyncAggregate):
       Result[void, cstring] =
     var cache: StateCache
-    doAssert (? process_sync_aggregate(
+    discard ? process_sync_aggregate(
       preState, syncAggregate, get_total_active_balance(preState, cache),
-      {}, cache)) > 0.Gwei
+      {}, cache)
     ok()
 
   for path in walkTests(OpSyncAggregateDir):

tests/consensus_spec/bellatrix/test_fixture_operations.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2018-2024 Status Research & Development GmbH
+# Copyright (c) 2018-2025 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -174,9 +174,9 @@ suite baseDescription & "Sync Aggregate " & preset():
       preState: var bellatrix.BeaconState, syncAggregate: SyncAggregate):
       Result[void, cstring] =
     var cache: StateCache
-    doAssert (? process_sync_aggregate(
+    discard ? process_sync_aggregate(
       preState, syncAggregate, get_total_active_balance(preState, cache),
-      {}, cache)) > 0.Gwei
+      {}, cache)
     ok()
 
   for path in walkTests(OpSyncAggregateDir):

tests/consensus_spec/capella/test_fixture_operations.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2022-2024 Status Research & Development GmbH
+# Copyright (c) 2022-2025 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -191,9 +191,9 @@ suite baseDescription & "Sync Aggregate " & preset():
       preState: var capella.BeaconState, syncAggregate: SyncAggregate):
       Result[void, cstring] =
     var cache: StateCache
-    doAssert (? process_sync_aggregate(
+    discard ? process_sync_aggregate(
       preState, syncAggregate, get_total_active_balance(preState, cache),
-      {}, cache)) > 0.Gwei
+      {}, cache)
     ok()
 
   for path in walkTests(OpSyncAggregateDir):

tests/consensus_spec/deneb/test_fixture_operations.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2022-2024 Status Research & Development GmbH
+# Copyright (c) 2022-2025 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -193,9 +193,9 @@ suite baseDescription & "Sync Aggregate " & preset():
       preState: var deneb.BeaconState, syncAggregate: SyncAggregate):
       Result[void, cstring] =
     var cache: StateCache
-    doAssert (? process_sync_aggregate(
+    discard ? process_sync_aggregate(
       preState, syncAggregate, get_total_active_balance(preState, cache),
-      {}, cache)) > 0.Gwei
+      {}, cache)
     ok()
 
   for path in walkTests(OpSyncAggregateDir):

tests/consensus_spec/electra/test_fixture_operations.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2024 Status Research & Development GmbH
+# Copyright (c) 2024-2025 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -245,9 +245,9 @@ suite baseDescription & "Sync Aggregate " & preset():
       preState: var electra.BeaconState, syncAggregate: SyncAggregate):
       Result[void, cstring] =
     var cache: StateCache
-    doAssert (? process_sync_aggregate(
+    discard ? process_sync_aggregate(
       preState, syncAggregate, get_total_active_balance(preState, cache),
-      {}, cache)) > 0.Gwei
+      {}, cache)
     ok()
 
   for path in walkTests(OpSyncAggregateDir):