NODE-2633 Allowed mining by light node

node-it/src/test/scala/com/wavesplatform/it/sync/lightnode/LightNodeMiningSuite.scala

@@ -0,0 +1,26 @@
+package com.wavesplatform.it.sync.lightnode
+
+import com.typesafe.config.Config
+import com.wavesplatform.it.api.SyncHttpApi.*
+import com.wavesplatform.it.{BaseFunSuite, NodeConfigs, TransferSending}
+
+class LightNodeMiningSuite extends BaseFunSuite with TransferSending {
+  override def nodeConfigs: Seq[Config] =
+    NodeConfigs.newBuilder
+      .overrideBase(_.lightNode)
+      .withDefault(2)
+      .buildNonConflicting()
+
+  test("nodes can mine in light mode") {
+    val first  = nodes.head
+    val second = nodes.last
+
+    val tx1 = first.transfer(first.keyPair, second.address, 1, waitForTx = true)
+    nodes.waitForHeightArise()
+    second.transactionStatus(tx1.id).applicationStatus.get shouldBe "succeeded"
+
+    val tx2 = second.transfer(second.keyPair, first.address, 1, waitForTx = true)
+    nodes.waitForHeightArise()
+    first.transactionStatus(tx2.id).applicationStatus.get shouldBe "succeeded"
+  }
+}

node/src/main/scala/com/wavesplatform/Application.scala

@@ -140,7 +140,7 @@ class Application(val actorSystem: ActorSystem, val settings: WavesSettings, con
 
     val pos = PoSSelector(blockchainUpdater, settings.synchronizationSettings.maxBaseTarget)
 
-    if (settings.minerSettings.enable && !settings.enableLightMode)
+    if (settings.minerSettings.enable)
       miner = new MinerImpl(
         allChannels,
         blockchainUpdater,