add github actions

Signed-off-by: Sebastian Hoß <[email protected]>

.github/dependabot.yml

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+# SPDX-FileCopyrightText: The matrix-alertmanager-receiver Authors
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: daily
+    assignees:
+      - sebhoss
+  - package-ecosystem: gomod
+    directory: /
+    schedule:
+      interval: daily
+    assignees:
+      - sebhoss

.github/workflows/codeql-analysis.yml

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+# SPDX-FileCopyrightText: The matrix-alertmanager-receiver Authors
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+name: CodeQL
+on:
+  schedule:
+    - cron: 42 3 * * SUN
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ go ]
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v2
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2

.github/workflows/dependabot-automerge.yml

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+# SPDX-FileCopyrightText: The matrix-alertmanager-receiver Authors
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+name: Dependabot auto-merge
+on: pull_request
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  dependabot:
+    runs-on: ubuntu-latest
+    if: ${{ github.actor == 'dependabot[bot]' }}
+    steps:
+      - name: Enable auto-merge for Dependabot PRs
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{ github.event.pull_request.html_url }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release.yml

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+# SPDX-FileCopyrightText: The matrix-alertmanager-receiver Authors
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+name: Automated Release
+on:
+  schedule:
+    - cron: 23 4 * * MON
+  workflow_dispatch:
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - id: checkout
+        name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - id: commits
+        name: Count Commits
+        run: echo "count=$(git rev-list --count HEAD --since='last week')" >> $GITHUB_OUTPUT
+      - id: release
+        name: Create Release Version
+        if: steps.commits.outputs.count > 0
+        run: echo "version=$(date +'%Y.%-m.%-d')" >> $GITHUB_OUTPUT
+      - id: tag
+        name: Create Release Tag
+        if: steps.commits.outputs.count > 0
+        uses: EndBug/latest-tag@latest
+        with:
+          ref: ${{ steps.release.outputs.version }}
+      - id: setup_go
+        name: Set up Go
+        if: steps.commits.outputs.count > 0
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: go.mod
+          cache: true
+      - id: import_gpg
+        name: Import GPG key
+        if: steps.commits.outputs.count > 0
+        uses: crazy-max/ghaction-import-gpg@v5
+        with:
+          gpg_private_key: ${{ secrets.GPG_SECRET_KEY_BASE64 }}
+          passphrase: ${{ secrets.GPG_SECRET_KEY_PASSWORD }}
+      - id: goreleaser
+        name: Run GoReleaser
+        if: steps.commits.outputs.count > 0
+        uses: goreleaser/goreleaser-action@v4
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GPG_FINGERPRINT: ${{ steps.import_gpg.outputs.fingerprint }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - id: mail
+        name: Send Mail
+        if: steps.commits.outputs.count > 0
+        uses: dawidd6/action-send-mail@v3
+        with:
+          server_address: ${{ secrets.MAIL_SERVER }}
+          server_port: ${{ secrets.MAIL_PORT }}
+          username: ${{ secrets.MAIL_USERNAME }}
+          password: ${{ secrets.MAIL_PASSWORD }}
+          subject: ${{ github.event.repository.name }} version ${{ steps.release.outputs.version }} published
+          body: See https://github.com/metio/terraform-provider-git/releases/tag/${{ steps.release.outputs.version }} for details.
+          to: ${{ secrets.MAIL_RECIPIENT }}
+          from: ${{ secrets.MAIL_SENDER }}
+      - id: matrix
+        name: Send Matrix Message
+        if: steps.commits.outputs.count > 0
+        uses: s3krit/[email protected]
+        with:
+          room_id: ${{ secrets.MATRIX_ROOM_ID }}
+          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
+          message: ${{ github.event.repository.name }} version [${{ steps.release.outputs.version }}](https://github.com/metio/terraform-provider-git/releases/tag/${{ steps.release.outputs.version }}) published
+          server: ${{ secrets.MATRIX_SERVER }}

.github/workflows/reuse.yml

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+# SPDX-FileCopyrightText: The matrix-alertmanager-receiver Authors
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+name: REUSE compliance
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+jobs:
+  reuse:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: REUSE Compliance Check
+        uses: fsfe/reuse-action@v2

.github/workflows/verify.yml

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+# SPDX-FileCopyrightText: The terraform-provider-git Authors
+# SPDX-License-Identifier: 0BSD
+
+name: Verify Commits
+on:
+  push:
+    branches: [ main ]
+    paths:
+      - .github/workflows/verify.yml
+      - go.mod
+      - go.sum
+      - main.go
+      - alertmanager/**
+      - config/**
+      - handler/**
+      - matrix/**
+  pull_request:
+    branches: [ main ]
+    paths:
+      - .github/workflows/verify.yml
+      - go.mod
+      - go.sum
+      - main.go
+      - alertmanager/**
+      - config/**
+      - handler/**
+      - matrix/**
+jobs:
+  test:
+    name: Tests on ${{ matrix.os }}
+    needs: build
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - macos-latest
+          - windows-latest
+          - ubuntu-latest
+    steps:
+      - id: checkout
+        name: Checkout
+        uses: actions/checkout@v4
+      - id: setup_go
+        name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: go.mod
+          cache: true
+      - id: tests
+        name: Run Tests
+        run: go test ./...