diff --git a/internal/lua/api_shared_dict.go b/internal/lua/api_shared_dict.go
index 0ff9e33..43cde5d 100644
--- a/internal/lua/api_shared_dict.go
+++ b/internal/lua/api_shared_dict.go
@@ -347,8 +347,7 @@ func dictFlushExpired(L *glua.LState) int {
 // dictGetKeys 获取所有键
 // dict:get_keys(max_count?) -> keys
 func dictGetKeys(L *glua.LState) int {
-	//nolint:ineffassign,unused
-	_ = checkSharedDict(L)
+	checkSharedDict(L) // 验证参数但不使用返回值
 
 	// 暂不实现完整版，返回空表
 	keys := L.NewTable()
diff --git a/internal/proxy/proxy.go b/internal/proxy/proxy.go
index da7a131..ea5243f 100644
--- a/internal/proxy/proxy.go
+++ b/internal/proxy/proxy.go
@@ -56,10 +56,6 @@ const (
 	// upstreamCache 上游缓存标识
 	// 用于标记请求可直接使用缓存响应，无需转发到上游
 	upstreamCache = "CACHE"
-
-	// protoHTTPS 使用 HTTPS 协议
-	// 标记与上游目标通信时使用 HTTPS 加密传输
-	protoHTTPS = "https"
 )
 
 // Proxy 表示反向代理实例，负责将 HTTP 请求转发到后端目标。
diff --git a/internal/sslutil/certpool.go b/internal/sslutil/certpool.go
index 6b09d0c..ce309f3 100644
--- a/internal/sslutil/certpool.go
+++ b/internal/sslutil/certpool.go
@@ -13,12 +13,11 @@ import (
 //
 // Parameters:
 //   - certFile: Certificate file path
-//   - context: Context description for error messages
 //
 // Returns:
 //   - *x509.CertPool: Certificate pool
 //   - error: Returns error if loading fails
-func LoadCertPool(certFile string, context string) (*x509.CertPool, error) {
+func LoadCertPool(certFile string, _ string) (*x509.CertPool, error) {
 	data, err := os.ReadFile(certFile)
 	if err != nil {
 		return nil, fmt.Errorf("failed to read certificate file: %w", err)