Update for prometheus-community

* Add missing license headers.
* Update Go build.
* Switch to promu for releasing.

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

Author: SuperQ

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "monthly"

.github/workflows/build.yml

@@ -1,10 +1,7 @@
 name: build
 
 on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+  pull_request
 
 jobs:
 
@@ -13,20 +10,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.22
-      uses: actions/setup-go@v4
+    - name: Set up Go
+      uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
-        go-version: 1.22
+        go-version: 1.23
       id: go
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v4
-
-    - name: Get dependencies
-      run: go get -v -t -d ./...
+      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
 
     - name: Build
-      run: go build -v .
-
-    - name: Test
-      run: go test -v ./...
+      run: make

.github/workflows/golangci-lint.yml

@@ -0,0 +1,39 @@
+---
+# This action is synced from https://github.com/prometheus/prometheus
+name: golangci-lint
+on:
+  push:
+    paths:
+      - "go.sum"
+      - "go.mod"
+      - "**.go"
+      - "scripts/errcheck_excludes.txt"
+      - ".github/workflows/golangci-lint.yml"
+      - ".golangci.yml"
+  pull_request:
+
+permissions:  # added using https://github.com/step-security/secure-repo
+  contents: read
+
+jobs:
+  golangci:
+    permissions:
+      contents: read  # for actions/checkout to fetch code
+      pull-requests: read  # for golangci/golangci-lint-action to fetch pull requests
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - name: Install Go
+        uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
+        with:
+          go-version: 1.23.x
+      - name: Install snmp_exporter/generator dependencies
+        run: sudo apt-get update && sudo apt-get -y install libsnmp-dev
+        if: github.repository == 'prometheus/snmp_exporter'
+      - name: Lint
+        uses: golangci/golangci-lint-action@aaa42aa0628b4ae2578232a66b541047968fac86 # v6.1.0
+        with:
+          args: --verbose
+          version: v1.60.2

.github/workflows/release.yml

@@ -0,0 +1,18 @@
+go:
+    # This must match .github/workflows/build.yml.
+    version: 1.23
+repository:
+    path: github.com/prometheus-community/rsyslog_exporter
+build:
+    binaries:
+        - name: rsyslog_exporter
+    ldflags: |
+        -X github.com/prometheus/common/version.Version={{.Version}}
+        -X github.com/prometheus/common/version.Revision={{.Revision}}
+        -X github.com/prometheus/common/version.Branch={{.Branch}}
+        -X github.com/prometheus/common/version.BuildUser={{user}}@{{host}}
+        -X github.com/prometheus/common/version.BuildDate={{date "20060102-15:04:05"}}
+tarball:
+    files:
+        - LICENSE
+        - NOTICE

.goreleaser.yml

@@ -0,0 +1,22 @@
+# Copyright 2024 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
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Needs to be defined before including Makefile.common to auto-generate targets
+DOCKER_ARCHS ?= amd64 armv7 arm64
+DOCKER_REPO  ?= prometheuscommunity
+
+include Makefile.common
+
+STATICCHECK_IGNORE =
+
+DOCKER_IMAGE_NAME ?= rsyslog-exporter