#60 GeoIP 共享单例化：消除访问日志 region 解析每批次的 mmdb 重建开销与无界缓存，ctx 贯穿下载路径

Result: {"status":"keep","total_issues":8,"eslint_errors":0,"eslint_problems":0,"eslint_warnings":0,"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_exhaustive":0,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_test_testifylint":0,"golint_test_thelper":0,"golint_test_total":0,"golint_test_usetesting":0,"golint_total":8,"golint_usestdlibvars":0,"golint_vetx_total":0,"golint_wastedassign":0,"measure_s":81,"tsc_errors":0,"vitest_failed":0,"vitest_total":126}

internal/apps/openflare/agent/observability_test.go

@@ -4,6 +4,7 @@
 package agent
 
 import (
+	"context"
 	"testing"
 	"time"
 )
@@ -11,7 +12,7 @@ import (
 func TestBuildNodeAccessLogRecordsPreservesBytesSent(t *testing.T) {
 	reportedAt := time.Date(2026, 7, 12, 10, 0, 0, 0, time.UTC)
 
-	records, err := buildNodeAccessLogRecords("node-a", []NodeAccessLog{
+	records, err := buildNodeAccessLogRecords(context.Background(), "node-a", []NodeAccessLog{
 		{
 			LoggedAtUnix: reportedAt.Unix(),
 			RemoteAddr:   "203.0.113.10",