Update go.mod and go.sum (#15)

* Codebase cleanup

.github/workflows/autoupdate.yaml

@@ -8,10 +8,13 @@ on:
 permissions:
   contents: write
   actions: write
+  pull-requests: write
+  security-events: write
 
 jobs:
   autoupdate:
     uses: lukaszraczylo/shared-actions/.github/workflows/go-autoupdate.yaml@main
     with:
-      go-version: ">=1.21"
+      go-version: ">=1.24"
       release-workflow: "release.yml"
+    secrets: inherit

.github/workflows/pr.yaml

@@ -0,0 +1,22 @@
+name: Pull Request
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - "**"
+      - "!main"
+
+permissions:
+  contents: write
+  actions: write
+  pull-requests: write
+  security-events: write
+
+jobs:
+  pr-checks:
+    uses: lukaszraczylo/shared-actions/.github/workflows/go-pr.yaml@main
+    with:
+      go-version: ">=1.24"

.github/workflows/release.yml

@@ -17,6 +17,5 @@ jobs:
   release:
     uses: lukaszraczylo/shared-actions/.github/workflows/go-release.yaml@main
     with:
-      go-version: "1.23"
-    secrets:
-      homebrew-tap-token: ${{ secrets.HOMEBREW_TAP_TOKEN }}
+      go-version: ">=1.24"
+    secrets: inherit

.github/workflows/static.yml

@@ -6,7 +6,7 @@ on:
   push:
     branches: ["main"]
     paths:
-      - 'docs/**'
+      - "docs/**"
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
@@ -39,7 +39,7 @@ jobs:
         uses: actions/upload-pages-artifact@v3
         with:
           # Upload entire repository
-          path: 'docs/'
+          path: "docs/"
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4

cmd/kportal/main.go

@@ -295,9 +295,9 @@ func main() {
 		// Interactive mode with bubbletea
 		bubbleTeaUI = ui.NewBubbleTeaUI(func(id string, enable bool) {
 			if enable {
-				manager.EnableForward(id)
+				_ = manager.EnableForward(id)
 			} else {
-				manager.DisableForward(id)
+				_ = manager.DisableForward(id)
 			}
 		}, appVersion)
 

go.mod

@@ -30,8 +30,8 @@ require (
 	github.com/emicklei/go-restful/v3 v3.13.0 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/fxamacker/cbor/v2 v2.9.0 // indirect
-	github.com/go-openapi/jsonpointer v0.22.3 // indirect
-	github.com/go-openapi/jsonreference v0.21.3 // indirect
+	github.com/go-openapi/jsonpointer v0.22.4 // indirect
+	github.com/go-openapi/jsonreference v0.21.4 // indirect
 	github.com/go-openapi/swag v0.25.4 // indirect
 	github.com/go-openapi/swag/cmdutils v0.25.4 // indirect
 	github.com/go-openapi/swag/conv v0.25.4 // indirect
@@ -70,15 +70,15 @@ require (
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	go.yaml.in/yaml/v2 v2.4.3 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
-	golang.org/x/mod v0.30.0 // indirect
-	golang.org/x/net v0.47.0 // indirect
-	golang.org/x/oauth2 v0.33.0 // indirect
-	golang.org/x/sync v0.18.0 // indirect
-	golang.org/x/sys v0.38.0 // indirect
-	golang.org/x/term v0.37.0 // indirect
-	golang.org/x/text v0.31.0 // indirect
+	golang.org/x/mod v0.31.0 // indirect
+	golang.org/x/net v0.48.0 // indirect
+	golang.org/x/oauth2 v0.34.0 // indirect
+	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/sys v0.39.0 // indirect
+	golang.org/x/term v0.38.0 // indirect
+	golang.org/x/text v0.32.0 // indirect
 	golang.org/x/time v0.14.0 // indirect
-	golang.org/x/tools v0.39.0 // indirect
+	golang.org/x/tools v0.40.0 // indirect
 	google.golang.org/protobuf v1.36.10 // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect

go.sum

@@ -40,10 +40,10 @@ github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sa
 github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ=
 github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
 github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
-github.com/go-openapi/jsonpointer v0.22.3 h1:dKMwfV4fmt6Ah90zloTbUKWMD+0he+12XYAsPotrkn8=
-github.com/go-openapi/jsonpointer v0.22.3/go.mod h1:0lBbqeRsQ5lIanv3LHZBrmRGHLHcQoOXQnf88fHlGWo=
-github.com/go-openapi/jsonreference v0.21.3 h1:96Dn+MRPa0nYAR8DR1E03SblB5FJvh7W6krPI0Z7qMc=
-github.com/go-openapi/jsonreference v0.21.3/go.mod h1:RqkUP0MrLf37HqxZxrIAtTWW4ZJIK1VzduhXYBEeGc4=
+github.com/go-openapi/jsonpointer v0.22.4 h1:dZtK82WlNpVLDW2jlA1YCiVJFVqkED1MegOUy9kR5T4=
+github.com/go-openapi/jsonpointer v0.22.4/go.mod h1:elX9+UgznpFhgBuaMQ7iu4lvvX1nvNsesQ3oxmYTw80=
+github.com/go-openapi/jsonreference v0.21.4 h1:24qaE2y9bx/q3uRK/qN+TDwbok1NhbSmGjjySRCHtC8=
+github.com/go-openapi/jsonreference v0.21.4/go.mod h1:rIENPTjDbLpzQmQWCj5kKj3ZlmEh+EFVbz3RTUh30/4=
 github.com/go-openapi/swag v0.25.4 h1:OyUPUFYDPDBMkqyxOTkqDYFnrhuhi9NR6QVUvIochMU=
 github.com/go-openapi/swag v0.25.4/go.mod h1:zNfJ9WZABGHCFg2RnY0S4IOkAcVTzJ6z2Bi+Q4i6qFQ=
 github.com/go-openapi/swag/cmdutils v0.25.4 h1:8rYhB5n6WawR192/BfUu2iVlxqVR9aRgGJP6WaBoW+4=
@@ -166,37 +166,37 @@ golang.org/x/exp v0.0.0-20231006140011-7918f672742d/go.mod h1:ldy0pHrwJyGW56pPQz
 golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
-golang.org/x/mod v0.30.0/go.mod h1:lAsf5O2EvJeSFMiBxXDki7sCgAxEUcZHXoXMKT4GJKc=
+golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=
+golang.org/x/mod v0.31.0/go.mod h1:43JraMp9cGx1Rx3AqioxrbrhNsLl2l/iNAvuBkrezpg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200114155413-6afb5195e5aa/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/net v0.47.0 h1:Mx+4dIFzqraBXUugkia1OOvlD6LemFo1ALMHjrXDOhY=
-golang.org/x/net v0.47.0/go.mod h1:/jNxtkgq5yWUGYkaZGqo27cfGZ1c5Nen03aYrrKpVRU=
-golang.org/x/oauth2 v0.33.0 h1:4Q+qn+E5z8gPRJfmRy7C2gGG3T4jIprK6aSYgTXGRpo=
-golang.org/x/oauth2 v0.33.0/go.mod h1:lzm5WQJQwKZ3nwavOZ3IS5Aulzxi68dUSgRHujetwEA=
+golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
+golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
+golang.org/x/oauth2 v0.34.0 h1:hqK/t4AKgbqWkdkcAeI8XLmbK+4m4G5YeQRrmiotGlw=
+golang.org/x/oauth2 v0.34.0/go.mod h1:lzm5WQJQwKZ3nwavOZ3IS5Aulzxi68dUSgRHujetwEA=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.18.0 h1:kr88TuHDroi+UVf+0hZnirlk8o8T+4MrK6mr60WkH/I=
-golang.org/x/sync v0.18.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
-golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
-golang.org/x/term v0.37.0 h1:8EGAD0qCmHYZg6J17DvsMy9/wJ7/D/4pV/wfnld5lTU=
-golang.org/x/term v0.37.0/go.mod h1:5pB4lxRNYYVZuTLmy8oR2BH8dflOR+IbTYFD8fi3254=
+golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
+golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/term v0.38.0 h1:PQ5pkm/rLO6HnxFR7N2lJHOZX6Kez5Y1gDSJla6jo7Q=
+golang.org/x/term v0.38.0/go.mod h1:bSEAKrOT1W+VSu9TSCMtoGEOUcKxOKgl3LE5QEF/xVg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.31.0 h1:aC8ghyu4JhP8VojJ2lEHBnochRno1sgL6nEi9WGFGMM=
-golang.org/x/text v0.31.0/go.mod h1:tKRAlv61yKIjGGHX/4tP1LTbc13YSec1pxVEWXzfoeM=
+golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
+golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
 golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
 golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -204,8 +204,8 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191216052735-49a3e744a425/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
-golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
+golang.org/x/tools v0.40.0 h1:yLkxfA+Qnul4cs9QA3KnlFu0lVmd8JJfoq+E41uSutA=
+golang.org/x/tools v0.40.0/go.mod h1:Ik/tzLRlbscWpqqMRjyWYDisX8bG13FrdXp3o4Sr9lc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

internal/config/config.go

@@ -296,6 +296,7 @@ func LoadConfig(path string) (*Config, error) {
 		return nil, fmt.Errorf("config file too large: %d bytes (max %d)", fileInfo.Size(), maxConfigSize)
 	}
 
+	// #nosec G304 -- path is validated in main.go (no system dirs, absolute path)
 	data, err := os.ReadFile(path)
 	if err != nil {
 		return nil, fmt.Errorf("failed to read config file: %w", err)

internal/config/mutator.go

@@ -264,8 +264,8 @@ func (m *Mutator) writeAtomic(cfg *Config) error {
 
 	// Atomic rename
 	if err := os.Rename(tmpFile, m.configPath); err != nil {
-		// Clean up temp file on failure
-		os.Remove(tmpFile)
+		// Clean up temp file on failure - error ignored as we're already handling the rename error
+		_ = os.Remove(tmpFile)
 		return fmt.Errorf("failed to rename temp file: %w", err)
 	}
 

internal/config/watcher.go

@@ -33,7 +33,7 @@ func NewWatcher(configPath string, callback ReloadCallback, verbose bool) (*Watc
 
 	absPath, err := filepath.Abs(configPath)
 	if err != nil {
-		watcher.Close()
+		_ = watcher.Close()
 		return nil, fmt.Errorf("failed to resolve absolute path: %w", err)
 	}
 
@@ -41,7 +41,7 @@ func NewWatcher(configPath string, callback ReloadCallback, verbose bool) (*Watc
 	// (many editors delete and recreate files on save)
 	dir := filepath.Dir(absPath)
 	if err := watcher.Add(dir); err != nil {
-		watcher.Close()
+		_ = watcher.Close()
 		return nil, fmt.Errorf("failed to watch directory %s: %w", dir, err)
 	}
 
@@ -63,7 +63,7 @@ func (w *Watcher) Start() {
 // Stop stops watching the configuration file and waits for the watch goroutine to exit.
 func (w *Watcher) Stop() {
 	close(w.done)
-	w.watcher.Close()
+	_ = w.watcher.Close()
 	w.wg.Wait() // Wait for watch goroutine to exit
 }
 

internal/converter/kftray.go

@@ -25,6 +25,7 @@ type KFTrayConfig struct {
 // ConvertKFTrayToKPortal converts kftray JSON configuration to kportal YAML format
 func ConvertKFTrayToKPortal(inputFile, outputFile string) error {
 	// Read kftray JSON config
+	// #nosec G304 -- inputFile is from command line argument for explicit conversion
 	data, err := os.ReadFile(inputFile)
 	if err != nil {
 		return fmt.Errorf("failed to read input file: %w", err)
@@ -57,6 +58,7 @@ func ConvertKFTrayToKPortal(inputFile, outputFile string) error {
 
 // GetConversionSummary returns statistics about the kftray configuration
 func GetConversionSummary(inputFile string) (map[string]map[string]int, int, error) {
+	// #nosec G304 -- inputFile is from command line argument for explicit conversion
 	data, err := os.ReadFile(inputFile)
 	if err != nil {
 		return nil, 0, fmt.Errorf("failed to read input file: %w", err)

internal/forward/portcheck.go

@@ -77,6 +77,7 @@ func getProcessNameByPID(pid string) string {
 
 // getProcessNameByPIDWindows retrieves the process name for a given PID on Windows
 func getProcessNameByPIDWindows(pid string) string {
+	// #nosec G204 -- pid is validated by isValidPID() to contain only digits
 	cmd := exec.Command("tasklist", "/FI", fmt.Sprintf("PID eq %s", pid), "/FO", "CSV", "/NH")
 	output, err := cmd.Output()
 	if err != nil {
@@ -145,7 +146,7 @@ func (pc *PortChecker) isPortAvailable(port int) bool {
 	if err != nil {
 		return false
 	}
-	listener.Close()
+	_ = listener.Close()
 	return true
 }
 
@@ -166,6 +167,7 @@ func (pc *PortChecker) getProcessUsingPort(port int) string {
 func (pc *PortChecker) getProcessUsingPortUnix(port int) string {
 	// Use lsof to find the process
 	// lsof -i :PORT -sTCP:LISTEN -t returns PIDs
+	// #nosec G204 -- port is an integer from config validation, not user input
 	cmd := exec.Command("lsof", "-i", fmt.Sprintf(":%d", port), "-sTCP:LISTEN", "-t")
 	output, err := cmd.Output()
 	if err != nil {

internal/healthcheck/checker.go

@@ -409,7 +409,7 @@ func (c *Checker) checkTCPDial(port int) error {
 	if err != nil {
 		return err
 	}
-	conn.Close()
+	_ = conn.Close()
 	return nil
 }
 
@@ -427,7 +427,7 @@ func (c *Checker) checkDataTransfer(port int) error {
 
 	// Set a short read deadline to detect hung connections
 	// We don't expect to receive data, but we want to verify the connection isn't hung
-	conn.SetReadDeadline(time.Now().Add(c.timeout))
+	_ = conn.SetReadDeadline(time.Now().Add(c.timeout))
 
 	// Try to read a small amount of data
 	// Most servers will either:

internal/httplog/logger.go

@@ -51,6 +51,7 @@ func NewLogger(forwardID, logFile string, maxBodyLen int) (*Logger, error) {
 		// Log entries are delivered via callbacks to the UI
 		l.output = io.Discard
 	} else {
+		// #nosec G304 -- logFile is from config validation, not arbitrary user input
 		f, err := os.OpenFile(logFile, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
 		if err != nil {
 			return nil, err

internal/httplog/proxy.go

@@ -85,12 +85,13 @@ func (p *Proxy) Start() error {
 		ErrorHandler: func(w http.ResponseWriter, r *http.Request, err error) {
 			p.logError(r, err)
 			w.WriteHeader(http.StatusBadGateway)
-			w.Write([]byte("Proxy error: " + err.Error()))
+			_, _ = w.Write([]byte("Proxy error: " + err.Error()))
 		},
 	}
 
 	p.server = &http.Server{
-		Handler: proxy,
+		Handler:           proxy,
+		ReadHeaderTimeout: 10 * time.Second,
 	}
 
 	p.running = true
@@ -122,8 +123,8 @@ func (p *Proxy) Stop() error {
 	defer cancel()
 
 	if err := p.server.Shutdown(ctx); err != nil {
-		// Force close
-		p.server.Close()
+		// Force close - error ignored as we're already shutting down
+		_ = p.server.Close()
 	}
 
 	if err := p.logger.Close(); err != nil {
@@ -173,7 +174,7 @@ func (t *loggingTransport) RoundTrip(req *http.Request) (*http.Response, error)
 		reqEntry.Headers = flattenHeaders(req.Header)
 	}
 
-	t.proxy.logger.Log(reqEntry)
+	_ = t.proxy.logger.Log(reqEntry)
 
 	// Make the request
 	resp, err := t.transport.RoundTrip(req)
@@ -207,7 +208,7 @@ func (t *loggingTransport) RoundTrip(req *http.Request) (*http.Response, error)
 		respEntry.Headers = flattenHeaders(resp.Header)
 	}
 
-	t.proxy.logger.Log(respEntry)
+	_ = t.proxy.logger.Log(respEntry)
 
 	return resp, nil
 }
@@ -269,7 +270,7 @@ func (p *Proxy) logError(req *http.Request, err error) {
 		Path:      req.URL.Path,
 		Error:     err.Error(),
 	}
-	p.logger.Log(entry)
+	_ = p.logger.Log(entry)
 }
 
 // flattenHeaders converts http.Header to map[string]string

internal/k8s/discovery.go

@@ -356,6 +356,6 @@ func CheckPortAvailability(port int) (bool, string, error) {
 	}
 
 	// Port is available, close the listener
-	listener.Close()
+	_ = listener.Close()
 	return true, "", nil
 }

internal/retry/backoff.go

@@ -24,7 +24,8 @@ type Backoff struct {
 func NewBackoff() *Backoff {
 	return &Backoff{
 		attempt: 0,
-		rng:     rand.New(rand.NewSource(time.Now().UnixNano())),
+		// #nosec G404 -- math/rand is appropriate for backoff jitter; cryptographic randomness not needed
+		rng: rand.New(rand.NewSource(time.Now().UnixNano())),
 	}
 }
 

internal/version/checker.go

@@ -144,7 +144,7 @@ func parseVersion(v string) []int {
 
 	for _, p := range parts {
 		var num int
-		fmt.Sscanf(p, "%d", &num)
+		_, _ = fmt.Sscanf(p, "%d", &num)
 		result = append(result, num)
 	}