Backend: Use slices.Contains to simplify code (#4975)

Signed-off-by: hardlydearly <799511800@qq.com>

internal/service/heuristic.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"net/url"
+	"slices"
 	"strings"
 )
 
@@ -40,13 +41,7 @@ func (h Heuristic) MatchDomain(match string) bool {
 		return true
 	}
 
-	for _, m := range h.Domains {
-		if m == match {
-			return true
-		}
-	}
-
-	return false
+	return slices.Contains(h.Domains, match)
 }
 
 func (h Heuristic) Discover(rawUrl, user string) *url.URL {

pkg/fs/duf/util.go

@@ -2,6 +2,7 @@ package duf
 
 import (
 	"fmt"
+	"slices"
 	"strings"
 
 	"github.com/IGLOU-EU/go-wildcard"
@@ -26,13 +27,7 @@ func parseCommaSeparatedValues(values string) FilterValues {
 // validateGroups validates the parsed group maps.
 func validateGroups(m FilterValues) error {
 	for k := range m {
-		found := false
-		for _, g := range groups {
-			if g == k {
-				found = true
-				break
-			}
-		}
+		found := slices.Contains(groups, k)
 
 		if !found {
 			return fmt.Errorf("unknown device group: %s", k)