Add basic CI

.codeclimate.yml

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+version: "2"
+plugins:
+  shellcheck:
+    enabled: true
+  govet:
+    enabled: true
+  gofmt:
+    enabled: true
+  golint:
+    enabled: true
+checks:
+  return-statements:
+    enabled: false
+exclude_patterns:
+  - "testdata/"
+  - "**/vendor/"
+  - "**/*_test.go"
+  - "config/"
+  - '**/spec/'
+  - '**/test/'
+  - '**/tests/'
+  - '**/zz_generated.deepcopy.go'

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: 🐛 Bug report
+about: Create a report to help us improve 🎉
+title: ''
+labels: 'bug'
+
+---
+
+## Describe the bug
+
+A clear and concise description of what the bug is.
+
+## Additional context
+
+Add any other context about the problem here.
+
+## Logs
+
+If applicable, add logs to help explain your problem.
+```console
+
+```
+
+## Expected behavior
+
+A clear and concise description of what you expected to happen.
+
+## To Reproduce
+
+Steps to reproduce the behavior:
+1. Specs
+```yaml
+
+```
+2. Commands
+```bash
+
+```
+
+## Environment (please complete the following information):
+
+- Image Version: e.g. v1.0
+- K8s Version: e.g. v1.18
+- K8s Distribution: e.g. OpenShift, Rancher, etc.

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: 🚀 Feature request
+about: Suggest an idea for this project 💡
+title: ''
+labels: 'enhancement'
+
+---
+## Summary
+
+**As** "role name"\
+**I want** "a feature or functionality"\
+**So that** "I get certain business value"
+
+## Context
+
+Add more information here. You are completely free regarding form and length.
+
+## Out of Scope
+
+* List aspects that are explicitly not part of this feature
+
+## Further links
+
+* URLs of relevant Git repositories, PRs, Issues, etc.
+
+## Acceptance criteria
+
+<!--
+If you already have ideas what the requirements are, please list them below in given-when-then expressions.
+-->
+
+* Given a precondition, when an action happens, then expect a result
+
+## Implementation Ideas
+
+* If applicable, shortly list possible implementation ideas

.github/PULL_REQUEST_TEMPLATE.md

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+## Summary
+
+
+
+<!--
+Thank you for your pull request. Please provide a description above and
+review the checklist below.
+-->
+
+## Checklist
+<!--
+Remove items that do not apply. For completed items, change [ ] to [x].
+-->
+
+- [ ] Keep pull requests small so they can be easily reviewed.
+- [ ] Categorize the PR by setting a good title and adding one of the labels:
+      `bug`, `enhancement`, `documentation`, `change`, `breaking`,
+      as they show up in the changelog
+- [ ] Update the documentation.
+- [ ] Update tests.
+- [ ] Link this PR to related issues.
+
+<!--
+NOTE: these things are not required to open a PR and can be done afterwards,
+while the PR is open.
+-->

.github/changelog-configuration.json

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+{
+    "pr_template": "- ${{TITLE}} (#${{NUMBER}})",
+    "categories": [
+        {
+            "title": "## 🚀 Features",
+            "labels": ["enhancement", "feature"]
+        },
+        {
+            "title": "## 🛠️ Minor Changes",
+            "labels": ["change"]
+        },
+        {
+            "title": "## 🔎 Breaking Changes",
+            "labels": ["breaking"]
+        },
+        {
+            "title": "## 🐛 Fixes",
+            "labels": ["bug", "fix"]
+        },
+        {
+            "title": "## 📄 Documentation",
+            "labels": ["documentation"]
+        },
+        {
+            "title": "## 🔗 Dependency Updates",
+            "labels": ["dependency"]
+        }
+    ],
+    "template": "${{CATEGORIZED_COUNT}} changes since ${{FROM_TAG}}\n\n${{CHANGELOG}}"
+}

.github/workflows/lint.yml

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+name: Lint
+
+on:
+  pull_request: {}
+  push:
+    branches:
+    - master
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Determine Go version from go.mod
+      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2)" >> $GITHUB_ENV
+    - uses: actions/setup-go@v2
+      with:
+        go-version: ${{ env.GO_VERSION }}
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - name: Run linters
+      run: make lint

.github/workflows/release.yml

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+name: Release
+
+on:
+  push:
+    tags:
+    - "*"
+
+jobs:
+  dist:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+    - name: Determine Go version from go.mod
+      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2)" >> $GITHUB_ENV
+    - uses: actions/setup-go@v2
+      with:
+        go-version: ${{ env.GO_VERSION }}
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - name: Login to quay.io
+      run: docker login -u "${{ secrets.QUAY_IO_USERNAME }}" -p "${{ secrets.QUAY_IO_PASSWORD }}" quay.io
+    - name: Generate artifacts
+      run: make crd
+    - name: Build changelog from PRs with labels
+      id: build_changelog
+      uses: mikepenz/release-changelog-builder-action@v2
+      with:
+        configuration: ".github/changelog-configuration.json"
+        # PreReleases still get a changelog, but the next full release gets a diff since the last full release,
+        # combining possible changelogs of all previous PreReleases in between. PreReleases show a partial changelog
+        # since last PreRelease.
+        ignorePreReleases: "${{ !contains(github.ref, '-rc') }}"
+        outputFile: .github/release-notes.md
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    - name: Publish releases
+      uses: goreleaser/goreleaser-action@v2
+      with:
+        args: release --release-notes .github/release-notes.md
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yml

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+name: Test
+
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+    branches:
+    - master
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Determine Go version from go.mod
+      run: echo "GO_VERSION=$(grep "go 1." go.mod | cut -d " " -f 2)" >> $GITHUB_ENV
+    - uses: actions/setup-go@v2
+      with:
+        go-version: ${{ env.GO_VERSION }}
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
+    - name: Run tests
+      run: make test
+    - name: Upload code coverage report to Code Climate
+      uses: paambaati/[email protected]
+      env:
+        CC_TEST_REPORTER_ID: 818f46d463e8fffd6bc6358f89a4d29f80a11806162dcb03c630b3cbec2aeccc
+      with:
+        coverageLocations: cover.out:gocov
+        prefix: github.com/${{ github.repository }}

.gitignore

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+bin/
+testbin/
+
+cover.out
+.github/release-notes.md

.goreleaser.yml

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+builds:
+  - env:
+      - CGO_ENABLED=0
+    goos:
+      - linux
+    goarch:
+      - amd64
+archives:
+  - format: binary
+    name_template: "{{ .Binary }}_{{ .Os }}_{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}"
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Tag }}-next"
+dockers:
+- image_templates:
+  - "quay.io/vshn/statefulset-resize-controller:v{{ .Version }}"
+
+  # For prereleases, updating `latest` and the floating tags of the major
+  # version does not make sense. Only the image for the exact version should
+  # be pushed.
+  - "{{ if not .Prerelease }}quay.io/vshn/statefulset-resize-controller:v{{ .Major }}{{ end }}"
+
+  - "{{ if not .Prerelease }}quay.io/vshn/statefulset-resize-controller:latest{{ end }}"
+release:
+  prerelease: auto
+  github:
+    owner: vshn
+    name: statefulset-resize-controller

Makefile

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+
+all: fmt vet build
+
+.PHONY: build
+build: 
+	go build
+
+.PHONY: test
+test:
+	go test ./... -coverprofile cover.out
+
+.PHONY: fmt
+fmt: ## Run go fmt against code
+	go fmt ./...
+
+.PHONY: vet
+vet: ## Run go vet against code
+	go vet ./...
+
+.PHONY: lint
+lint: fmt vet ## Invokes the fmt and vet targets
+	@echo 'Check for uncommitted changes ...'
+	git diff --exit-code