Update common Prometheus files

Signed-off-by: prombot <[email protected]>

Author: prombot

.github/workflows/golangci-lint.yml

@@ -24,11 +24,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           persist-credentials: false
       - name: Install Go
-        uses: actions/setup-go@44694675825211faa026b3c33043df3e48a5fa00 # v6.0.0
+        uses: actions/setup-go@4dc6199c7b1a012772edbd06daecab0f50c9053c # v6.1.0
         with:
           go-version: 1.25.x
       - name: Install snmp_exporter/generator dependencies
@@ -38,7 +38,7 @@ jobs:
         id: golangci-lint-version
         run: echo "version=$(make print-golangci-lint-version)" >> $GITHUB_OUTPUT
       - name: Lint
-        uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
+        uses: golangci/golangci-lint-action@1e7e51e771db61008b38414a730f564565cf7c20 # v9.2.0
         with:
           args: --verbose
           version: ${{ steps.golangci-lint-version.outputs.version }}

Makefile.common

@@ -1,4 +1,4 @@
-# Copyright 2018 The Prometheus Authors
+# Copyright The Prometheus Authors
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
@@ -61,7 +61,7 @@ PROMU_URL     := https://github.com/prometheus/promu/releases/download/v$(PROMU_
 SKIP_GOLANGCI_LINT :=
 GOLANGCI_LINT :=
 GOLANGCI_LINT_OPTS ?=
-GOLANGCI_LINT_VERSION ?= v2.6.0
+GOLANGCI_LINT_VERSION ?= v2.7.2
 GOLANGCI_FMT_OPTS ?=
 # golangci-lint only supports linux, darwin and windows platforms on i386/amd64/arm64.
 # windows isn't included here because of the path separator being different.
@@ -129,6 +129,12 @@ common-check_license:
                echo "license header checking failed:"; echo "$${licRes}"; \
                exit 1; \
        fi
+	@echo ">> checking for copyright years 2026 or later"
+	@futureYearRes=$$(git grep -E 'Copyright (202[6-9]|20[3-9][0-9])' -- '*.go' ':!:vendor/*' || true); \
+	if [ -n "$${futureYearRes}" ]; then \
+		echo "Files with copyright year 2026 or later found (should use 'Copyright The Prometheus Authors'):"; echo "$${futureYearRes}"; \
+		exit 1; \
+	fi
 
 .PHONY: common-deps
 common-deps: