fix: gci lint issue and image build issue

Author: powerslider

.dockerignore

@@ -7,3 +7,7 @@
 
 LICENSE
 *.md
+# Exclude Go test files from Docker build context to prevent test-only code being compiled into images
+**/*_test.go
+# Safeguard for any stray non-_test helper that could be cached/pulled in CI
+network/test_network.go

network/peer_tracker.go

@@ -12,9 +12,9 @@ import (
 	"github.com/ava-labs/avalanchego/utils/set"
 	"github.com/ava-labs/avalanchego/version"
 	"github.com/ava-labs/libevm/log"
-	evmmetrics "github.com/ava-labs/libevm/metrics" // alias to avoid name collision with local 'metrics' in this package
 
 	safemath "github.com/ava-labs/avalanchego/utils/math"
+	evmmetrics "github.com/ava-labs/libevm/metrics" // alias to avoid name collision with local 'metrics' in this package
 )
 
 const (