chore(ci): update Go version and golangci-lint version

feat(linter): add new linters G118 and G704
refactor(proxy): optimize proxy status slice initialization
fix(api): clarify comment regarding URL construction
fix(deps): upgrade github.com/hashicorp/yamux to v0.1.2
docs(flags): improve DNS server flag description
refactor(controller): simplify port range return logic
refactor(featuregate): optimize enabled features string conversion

.github/workflows/golangci-lint.yml

@@ -17,7 +17,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: actions/setup-go@v5
       with:
-        go-version: '1.24'
+        go-version: '1.25'
         cache: false
     - uses: actions/setup-node@v4
       with:
@@ -32,4 +32,4 @@ jobs:
       uses: golangci/golangci-lint-action@v8
       with:
         # Optional: version of golangci-lint to use in form of v1.2 or v1.2.3 or `latest` to use the latest version
-        version: v2.3
+        version: v2.11

.golangci.yml

@@ -39,7 +39,9 @@ linters:
       - G404
       - G501
       - G115
+      - G118
       - G204
+      - G704
       severity: low
       confidence: low
     govet:

client/proxy/proxy_manager.go

@@ -118,9 +118,9 @@ func (pm *Manager) HandleEvent(payload any) error {
 }
 
 func (pm *Manager) GetAllProxyStatus() []*WorkingStatus {
-	ps := make([]*WorkingStatus, 0)
 	pm.mu.RLock()
 	defer pm.mu.RUnlock()
+	ps := make([]*WorkingStatus, 0, len(pm.proxies))
 	for _, pxy := range pm.proxies {
 		ps = append(ps, pxy.GetStatus())
 	}

cmd/frpc/sub/root.go

@@ -299,7 +299,7 @@ func runClientWithTokenAndIDs(token string, ids []string, unsafeFeatures *securi
 
 	// Build URL with query parameters
 	url := fmt.Sprintf("%s/api/v1/tunnel/frpc/config?token=%s&id=%s", apiServer, token, strings.Join(ids, ","))
-	// #nosec G107 -- URL is constructed from trusted source (environment variable or hardcoded)
+	// URL is constructed from trusted source (environment variable or hardcoded)
 	req, err := http.NewRequest("GET", url, nil)
 	if err != nil {
 		return fmt.Errorf("failed to create API request: %v", err)

go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/mux v1.8.1
 	github.com/gorilla/websocket v1.5.0
-	github.com/hashicorp/yamux v0.1.1
+	github.com/hashicorp/yamux v0.1.2
 	github.com/onsi/ginkgo/v2 v2.23.4
 	github.com/onsi/gomega v1.36.3
 	github.com/pelletier/go-toml/v2 v2.2.0

pkg/config/flags.go

@@ -163,7 +163,7 @@ func RegisterClientCommonConfigFlags(cmd *cobra.Command, c *v1.ClientCommonConfi
 		cmd.PersistentFlags().Int64VarP(&c.Log.MaxDays, "log_max_days", "", 3, "log file reversed days")
 		cmd.PersistentFlags().BoolVarP(&c.Log.DisablePrintColor, "disable_log_color", "", false, "disable log color in console")
 		cmd.PersistentFlags().StringVarP(&c.Transport.TLS.ServerName, "tls_server_name", "", "", "specify the custom server name of tls certificate")
-		cmd.PersistentFlags().StringVarP(&c.DNSServer, "dns_server", "", "", "specify dns server instead of using system default one, support DoH url like https://1.1.1.1/dns-query")
+		cmd.PersistentFlags().StringVarP(&c.DNSServer, "dns_server", "", "", "specify dns server or DoH url (https://1.1.1.1/dns-query) instead of system default")
 		c.Transport.TLS.Enable = cmd.PersistentFlags().BoolP("tls_enable", "", true, "enable frpc tls")
 	}
 	cmd.PersistentFlags().StringVarP(&c.User, "user", "u", "", "user")

pkg/nathole/controller.go

@@ -375,7 +375,6 @@ func getRangePorts(addrs []string, difference, maxNumber int) []msg.PortsRange {
 	if !isLast {
 		return nil
 	}
-	var ports []msg.PortsRange
 	_, portStr, err := net.SplitHostPort(addr)
 	if err != nil {
 		return nil
@@ -384,9 +383,8 @@ func getRangePorts(addrs []string, difference, maxNumber int) []msg.PortsRange {
 	if err != nil {
 		return nil
 	}
-	ports = append(ports, msg.PortsRange{
+	return []msg.PortsRange{{
 		From: max(port-difference-5, port-maxNumber, 1),
 		To:   min(port+difference+5, port+maxNumber, 65535),
-	})
+	}}
-	return ports
 }

pkg/policy/featuregate/feature_gate.go

@@ -171,8 +171,9 @@ func (f *featureGate) Add(features map[Feature]FeatureSpec) error {
 
 // String returns a string containing all enabled feature gates, formatted as "key1=value1,key2=value2,..."
 func (f *featureGate) String() string {
-	pairs := []string{}
+	enabled := f.enabled.Load().(map[Feature]bool)
-	for k, v := range f.enabled.Load().(map[Feature]bool) {
+	pairs := make([]string, 0, len(enabled))
+	for k, v := range enabled {
 		pairs = append(pairs, fmt.Sprintf("%s=%t", k, v))
 	}
 	sort.Strings(pairs)