Use golangci-lint 2.x

.golangci.yml

@@ -0,0 +1,28 @@
+version: "2"
+linters:
+  default: standard
+  enable:
+    - unparam
+
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  settings:
+    gofmt:
+      rewrite-rules:
+        - pattern: 'interface{}'
+          replacement: 'any'
+
+issues:
+  max-same-issues: 100
+
+  exclude-files:
+    - generated.*\\.go
+
+  exclude-dirs:
+    - client
+    - vendor
+
+run:
+  timeout: 10m

Makefile

@@ -282,7 +282,7 @@ lint: $(BUILD_DIRS)
 	    --env GO111MODULE=on                                    \
 	    --env GOFLAGS="-mod=vendor"                             \
 	    $(BUILD_IMAGE)                                          \
-	    golangci-lint run --enable $(ADDTL_LINTERS) --timeout=30m --exclude-files="generated.*\.go$\" --exclude-dirs-use-default --exclude-dirs=client,vendor
+	    golangci-lint run
 
 $(BUILD_DIRS):
 	@mkdir -p $@

go.mod

@@ -1,8 +1,6 @@
 module stash.appscode.dev/nats
 
-go 1.23.0
-
-toolchain go1.24.4
+go 1.25.5
 
 require (
 	github.com/spf13/cobra v1.8.0

pkg/backup.go

@@ -305,7 +305,7 @@ func (opt *natsOptions) writeStreamNamesToFile(sh *shell.Session) error {
 }
 
 func (opt *natsOptions) writeAll(sh *shell.Session) error {
-	args := []interface{}{
+	args := []any{
 		"stream",
 		"ls",
 		"--json",

pkg/restore.go

@@ -244,7 +244,7 @@ func (opt *natsOptions) restoreNATS(targetRef api_v1beta1.TargetRef) (*restic.Re
 }
 
 func removeMatchedStreams(sh *shell.Session, streams []string) error {
-	lsArgs := []interface{}{
+	lsArgs := []any{
 		"stream",
 		"ls",
 		"--json",
@@ -257,7 +257,7 @@ func removeMatchedStreams(sh *shell.Session, streams []string) error {
 	if err := json.Unmarshal(byteStreams, &currStreams); err != nil {
 		return err
 	}
-	rmArgs := []interface{}{
+	rmArgs := []any{
 		"stream",
 		"rm",
 		"-f",

pkg/util.go

@@ -201,7 +201,7 @@ func clearDir(dir string) error {
 func (session sessionWrapper) waitForNATSReady(warningThreshold string) error {
 	klog.Infoln("Waiting for the nats server to be ready...")
 
-	args := []interface{}{
+	args := []any{
 		"server",
 		"check",
 		"connection",