Add force-close notification

Author: rorp

eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/ErrorHandlers.scala

@@ -205,6 +205,7 @@ trait ErrorHandlers extends CommonHandlers {
       val finalScriptPubKey = getOrGenerateFinalScriptPubKey(d)
       val commitment = d.commitments.latest
       log.error(s"force-closing with fundingIndex=${commitment.fundingTxIndex}")
+      context.system.eventStream.publish(NotifyNodeOperator(NotificationsLogger.Error, s"force-closing channel ${d.channelId} with fundingIndex=${commitment.fundingTxIndex}"))
       val commitTx = commitment.fullySignedLocalCommitTx(keyManager).tx
       val localCommitPublished = Closing.LocalClose.claimCommitTxOutputs(keyManager, commitment, commitTx, nodeParams.currentBitcoinCoreFeerates, nodeParams.onChainFeeConf, finalScriptPubKey)
       val nextData = d match {