chore: go fix

Signed-off-by: Deluan <deluan@navidrome.org>

cmd/inspect.go

@@ -32,17 +32,17 @@ var inspectCmd = &cobra.Command{
 	},
 }
 
-var marshalers = map[string]func(interface{}) ([]byte, error){
+var marshalers = map[string]func(any) ([]byte, error){
 	"pretty": prettyMarshal,
 	"toml":   toml.Marshal,
 	"yaml":   yaml.Marshal,
 	"json":   json.Marshal,
-	"jsonindent": func(v interface{}) ([]byte, error) {
+	"jsonindent": func(v any) ([]byte, error) {
 		return json.MarshalIndent(v, "", "  ")
 	},
 }
 
-func prettyMarshal(v interface{}) ([]byte, error) {
+func prettyMarshal(v any) ([]byte, error) {
 	out := v.([]core.InspectOutput)
 	var res strings.Builder
 	for i := range out {

core/artwork/benchmark_e2e_test.go

@@ -169,7 +169,7 @@ func BenchmarkArtworkGetE2EConcurrent(b *testing.B) {
 				for i := 0; i < b.N; i++ {
 					var wg sync.WaitGroup
 					wg.Add(n)
-					for g := 0; g < n; g++ {
+					for range n {
 						go func() {
 							defer wg.Done()
 							r, _, err := aw.Get(context.Background(), artID, 300, true)

core/artwork/benchmark_helpers_test.go

@@ -35,8 +35,8 @@ func generatePNG(t testing.TB, width, height int) []byte {
 // generateGradientImage creates an RGBA image with a diagonal gradient pattern.
 func generateGradientImage(width, height int) *image.RGBA {
 	img := image.NewRGBA(image.Rect(0, 0, width, height))
-	for y := 0; y < height; y++ {
-		for x := 0; x < width; x++ {
+	for y := range height {
+		for x := range width {
 			r := uint8((x * 255) / width)
 			g := uint8((y * 255) / height)
 			b := uint8(((x + y) * 255) / (width + height))

core/ffmpeg/ffmpeg.go

@@ -496,8 +496,8 @@ func createFFmpegCommand(cmd, path string, maxBitRate, offset int) []string {
 				// Pre-input seeking: ffmpeg seeks at the demuxer level (fast)
 				// instead of decoding all frames up to the offset (slow).
 				insertAt := len(args)
-				for i := len(args) - 1; i >= 0; i-- {
-					if args[i] == "-i" {
+				for i, arg := range slices.Backward(args) {
+					if arg == "-i" {
 						insertAt = i
 						break
 					}

core/share.go

@@ -98,7 +98,7 @@ func (r *shareRepositoryWrapper) Save(entity any) (string, error) {
 		s.ExpiresAt = new(time.Now().Add(conf.Server.DefaultShareExpiration))
 	}
 
-	firstId := strings.SplitN(s.ResourceIDs, ",", 2)[0]
+	firstId, _, _ := strings.Cut(s.ResourceIDs, ",")
 	v, err := model.GetEntityByID(r.ctx, r.ds, firstId)
 	if err != nil {
 		return "", err

log/journal.go

@@ -36,6 +36,6 @@ func (f *journalFormatter) Format(entry *logrus.Entry) ([]byte, error) {
 	if !ok {
 		priority = 6 // default to info for unknown levels
 	}
-	prefix := []byte(fmt.Sprintf("<%d>", priority))
+	prefix := fmt.Appendf(nil, "<%d>", priority)
 	return append(prefix, formatted...), nil
 }

model/tag_mappings.go

@@ -47,8 +47,8 @@ func (c TagConf) SplitTagValue(values []string) []string {
 		tag = c.SplitRx.ReplaceAllString(tag, consts.Zwsp)
 
 		// Split by the zero-width space and trim each substring.
-		parts := strings.Split(tag, consts.Zwsp)
-		for _, part := range parts {
+		parts := strings.SplitSeq(tag, consts.Zwsp)
+		for part := range parts {
 			result = append(result, strings.TrimSpace(part))
 		}
 	}

persistence/sql_search_fts.go

@@ -66,7 +66,7 @@ func normalizeForFTS(values ...string) string {
 		result = append(result, variant)
 	}
 	for _, v := range values {
-		for _, word := range strings.Fields(v) {
+		for word := range strings.FieldsSeq(v) {
 			transliterated := sanitize.Accents(word)
 			// Concatenated ASCII form: R.E.M. → REM, AC/DC → ACDC, St-Étienne → StEtienne.
 			add(word, fts5PunctStrip.ReplaceAllString(transliterated, ""))
@@ -279,9 +279,9 @@ type ftsSearch struct {
 }
 
 // ToSql returns a single-query fallback for the REST filter path (no two-phase split).
-func (s *ftsSearch) ToSql() (string, []interface{}, error) {
+func (s *ftsSearch) ToSql() (string, []any, error) {
 	sql := s.tableName + ".rowid IN (SELECT rowid FROM " + s.ftsTable + " WHERE " + s.ftsTable + " MATCH ?)"
-	return sql, []interface{}{s.matchExpr}, nil
+	return sql, []any{s.matchExpr}, nil
 }
 
 // execute runs a two-phase FTS5 search:
@@ -373,8 +373,8 @@ func ftsQueryDegraded(original, ftsQuery string) bool {
 	// Check if all effective FTS tokens are very short (≤2 chars).
 	// Short tokens with prefix matching are too broad when special chars were stripped.
 	// For quoted phrases, extract the content and check the tokens inside.
-	tokens := strings.Fields(ftsQuery)
-	for _, t := range tokens {
+	tokens := strings.FieldsSeq(ftsQuery)
+	for t := range tokens {
 		t = strings.TrimSuffix(t, "*")
 		// Skip internal phrase placeholders
 		if strings.HasPrefix(t, "\x00") {
@@ -390,7 +390,7 @@ func ftsQueryDegraded(original, ftsQuery string) bool {
 			// Extract content between quotes
 			inner := strings.Trim(t, `"`)
 			innerAlpha := fts5PunctStrip.ReplaceAllString(inner, " ")
-			for _, it := range strings.Fields(innerAlpha) {
+			for it := range strings.FieldsSeq(innerAlpha) {
 				if len(it) > 2 {
 					return false
 				}

persistence/sql_search_like.go

@@ -16,7 +16,7 @@ type likeSearch struct {
 	filter Sqlizer
 }
 
-func (s *likeSearch) ToSql() (string, []interface{}, error) {
+func (s *likeSearch) ToSql() (string, []any, error) {
 	return s.filter.ToSql()
 }
 

plugins/host_taskqueue.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"maps"
 	"os"
 	"path/filepath"
 	"sync"
@@ -540,9 +541,7 @@ func (s *taskQueueServiceImpl) cleanupLoop() {
 func (s *taskQueueServiceImpl) runCleanup() {
 	s.mu.Lock()
 	queues := make(map[string]*queueState, len(s.queues))
-	for k, v := range s.queues {
-		queues[k] = v
-	}
+	maps.Copy(queues, s.queues)
 	s.mu.Unlock()
 
 	now := time.Now().UnixMilli()

plugins/host_taskqueue_test.go

@@ -367,8 +367,8 @@ var _ = Describe("TaskQueueService", func() {
 
 			// Enqueue several more tasks — they stay pending since the worker is busy
 			var pendingIDs []string
-			for i := 0; i < 3; i++ {
-				taskID, err := service.Enqueue(ctx, "clear-test", []byte(fmt.Sprintf("task-%d", i)))
+			for i := range 3 {
+				taskID, err := service.Enqueue(ctx, "clear-test", fmt.Appendf(nil, "task-%d", i))
 				Expect(err).ToNot(HaveOccurred())
 				pendingIDs = append(pendingIDs, taskID)
 			}
@@ -674,8 +674,8 @@ var _ = Describe("TaskQueueService", func() {
 			Expect(err).ToNot(HaveOccurred())
 
 			// Enqueue 5 tasks
-			for i := 0; i < 5; i++ {
-				_, err := service.Enqueue(ctx, "delay-concurrent", []byte(fmt.Sprintf("task-%d", i)))
+			for i := range 5 {
+				_, err := service.Enqueue(ctx, "delay-concurrent", fmt.Appendf(nil, "task-%d", i))
 				Expect(err).ToNot(HaveOccurred())
 			}
 
@@ -1112,7 +1112,7 @@ var _ = Describe("TaskQueueService Integration", Ordered, func() {
 			// the second will be dequeued but block on the rate limiter (status=running),
 			// the rest will stay pending.
 			var taskIDs []string
-			for i := 0; i < 5; i++ {
+			for range 5 {
 				output, err := callTestTaskQueue(ctx, testTaskQueueInput{
 					Operation: "enqueue",
 					QueueName: "test-cancel",
@@ -1186,11 +1186,11 @@ var _ = Describe("TaskQueueService Integration", Ordered, func() {
 			Expect(err).ToNot(HaveOccurred())
 
 			// Enqueue several tasks
-			for i := 0; i < 4; i++ {
+			for i := range 4 {
 				_, err := callTestTaskQueue(ctx, testTaskQueueInput{
 					Operation: "enqueue",
 					QueueName: "test-clear",
-					Payload:   []byte(fmt.Sprintf("task-%d", i)),
+					Payload:   fmt.Appendf(nil, "task-%d", i),
 				})
 				Expect(err).ToNot(HaveOccurred())
 			}

scheduler/crontab_schedule_test.go

@@ -185,7 +185,7 @@ var _ = Describe("ParseCrontab", func() {
 // findSetBit returns the lowest bit position set in v, ignoring the starBit (bit 63).
 func findSetBit(v uint64) int {
 	v &^= 1 << 63 // clear starBit
-	for i := 0; i < 63; i++ {
+	for i := range 63 {
 		if v&(1<<uint(i)) != 0 {
 			return i
 		}

server/subsonic/api_test.go

@@ -1,6 +1,7 @@
 package subsonic
 
 import (
+	"context"
 	"encoding/json"
 	"encoding/xml"
 	"fmt"
@@ -13,7 +14,6 @@ import (
 	"github.com/navidrome/navidrome/server/subsonic/responses"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
-	"golang.org/x/net/context"
 )
 
 var _ = Describe("sendResponse", func() {

server/throttle_backlog.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"errors"
+	"maps"
 	"net/http"
 	"sync"
 	"time"
@@ -76,9 +77,7 @@ func (t *requestThrottle) handler(next http.Handler) http.Handler {
 			next.ServeHTTP(buf, r)
 		}()
 
-		for k, v := range buf.header {
-			w.Header()[k] = v
-		}
+		maps.Copy(w.Header(), buf.header)
 		if buf.code > 0 {
 			w.WriteHeader(buf.code)
 		}

utils/cache/benchmark_test.go

@@ -116,7 +116,7 @@ func BenchmarkConcurrentCacheRead(b *testing.B) {
 			for i := 0; i < b.N; i++ {
 				var wg sync.WaitGroup
 				wg.Add(n)
-				for g := 0; g < n; g++ {
+				for range n {
 					go func() {
 						defer wg.Done()
 						s, err := fc.Get(context.Background(), item)
@@ -152,7 +152,7 @@ func BenchmarkConcurrentCacheMiss(b *testing.B) {
 				wg.Add(n)
 				// All goroutines request the SAME key (not yet cached)
 				item := &benchItem{key: fmt.Sprintf("miss-%d", i)}
-				for g := 0; g < n; g++ {
+				for range n {
 					go func() {
 						defer wg.Done()
 						s, err := fc.Get(context.Background(), item)