Update GitHub actions

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ on:
 env:
   # Go version we currently use to build containerd across all CI.
   # Note: don't forget to update `Binaries` step, as it contains the matrix of all supported Go versions.
-  GO_VERSION: "1.23.9"
+  GO_VERSION: "1.25"
 
 permissions: # added using https://github.com/step-security/secure-workflows
   contents: read
@@ -29,7 +29,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-22.04, macos-13, windows-2022]
+        os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
       - uses: actions/setup-go@v5
@@ -38,19 +38,17 @@ jobs:
           cache: false # see actions/setup-go#368
 
       - uses: actions/checkout@v4
-      - uses: golangci/golangci-lint-action@v6
+      - uses: golangci/golangci-lint-action@v7
         with:
-          version: v1.61.0
-          skip-cache: true
-          args: --timeout=5m
+          version: v2.1.5
 
   #
   # Project checks
   #
   project:
     name: Project Checks
     if: github.repository == 'containerd/platforms'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     timeout-minutes: 5
 
     steps:
@@ -76,7 +74,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [ubuntu-22.04, macos-13, windows-2022]
+        os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
       - uses: actions/checkout@v4

.golangci.yml

@@ -1,32 +1,25 @@
+version: "2"
 linters:
   enable:
     - copyloopvar
-    - gofmt
-    - goimports
+    - dupword
     - gosec
-    - ineffassign
     - misspell
     - nolintlint
     - revive
-    - staticcheck
-    - tenv # Detects using os.Setenv instead of t.Setenv since Go 1.17
     - unconvert
-    - unused
-    - govet
-    - dupword # Checks for duplicate words in the source code
   disable:
     - errcheck
-
-run:
-  timeout: 5m
-
-issues:
-  exclude-dirs:
-    - api
-    - cluster
-    - design
-    - docs
-    - docs/man
-    - releases
-    - reports
-    - test # e2e scripts
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  exclusions:
+    generated: lax

cpuinfo_other.go

@@ -27,7 +27,8 @@ func getCPUVariant() (string, error) {
 
 	var variant string
 
-	if runtime.GOOS == "windows" || runtime.GOOS == "darwin" {
+	switch runtime.GOOS {
+	case "windows", "darwin":
 		// Windows/Darwin only supports v7 for ARM32 and v8 for ARM64 and so we can use
 		// runtime.GOARCH to determine the variants
 		switch runtime.GOARCH {
@@ -38,7 +39,7 @@ func getCPUVariant() (string, error) {
 		default:
 			variant = "unknown"
 		}
-	} else if runtime.GOOS == "freebsd" {
+	case "freebsd":
 		// FreeBSD supports ARMv6 and ARMv7 as well as ARMv4 and ARMv5 (though deprecated)
 		// detecting those variants is currently unimplemented
 		switch runtime.GOARCH {
@@ -47,7 +48,7 @@ func getCPUVariant() (string, error) {
 		default:
 			variant = "unknown"
 		}
-	} else {
+	default:
 		return "", fmt.Errorf("getCPUVariant for OS %s: %v", runtime.GOOS, errNotImplemented)
 	}