chore: add LICENSE and fix ineffectual assignment

Author: aqstack

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025 aqstack
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

pkg/consensus/raft_lite_test.go

@@ -424,21 +424,12 @@ func TestTwoNodeCommunication(t *testing.T) {
 	// Wait for election to complete
 	time.Sleep(500 * time.Millisecond)
 
-	// One should be leader
-	leaders := 0
-	if node1.IsLeader() {
-		leaders++
-	}
-	if node2.IsLeader() {
-		leaders++
-	}
-
 	// In a 2-node cluster, we need both to agree on leader
 	// This test is somewhat flaky due to timing, so just log
-	t.Logf("Node1: state=%s, term=%d, leader=%s",
-		node1.State(), node1.Term(), node1.LeaderID())
-	t.Logf("Node2: state=%s, term=%d, leader=%s",
-		node2.State(), node2.Term(), node2.LeaderID())
+	t.Logf("Node1: state=%s, term=%d, leader=%s, isLeader=%v",
+		node1.State(), node1.Term(), node1.LeaderID(), node1.IsLeader())
+	t.Logf("Node2: state=%s, term=%d, leader=%s, isLeader=%v",
+		node2.State(), node2.Term(), node2.LeaderID(), node2.IsLeader())
 }
 
 func TestRateLimiterTokenBucket(t *testing.T) {