docker

.github/workflows/pull-request.yml

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+name: pull-request
+on:
+  pull_request:
+    types: [opened, reopened, synchronize]
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+
+  go-fmt:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: Jerome1337/[email protected]
+      with:
+        gofmt-path: '.'
+        gofmt-flags: '-l -d'
+
+  misspell:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - run: make misspell
+
+  gocyclo:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-go@v4
+    - run: make gocyclo
+
+  goimports:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: Jerome1337/[email protected]
+
+  go-vet:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v4
+    - uses: actions/checkout@v3
+    - run: go vet ./...
+
+  staticcheck:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: dominikh/[email protected]
+      with:
+        version: "2022.1.3"
+
+  golangci-lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: golangci-lint
+      uses: golangci/golangci-lint-action@v3
+      with:
+        args: --timeout 5m
+
+  go-test-failfast:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v4
+    - uses: actions/checkout@v3
+    - run: go test ./... -race -failfast
+
+  go-test-coverage:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v4
+    - uses: actions/checkout@v3
+    - run: go test ./... -race -covermode=atomic -coverprofile=coverprofile
+    - run: cat coverprofile | grep -v yaccpar > coverage.out
+    - uses: codecov/codecov-action@v3
+    - run: go install github.com/mattn/goveralls@latest
+    - run: goveralls -coverprofile=coverage.out -service=github
+      env:
+        COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  go-licenses:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v4
+    - uses: actions/checkout@v3
+    - run: go install github.com/google/[email protected]    
+    - run: go-licenses check .
+
+  docker-build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+    - uses: actions/checkout@v3
+    - uses: docker/build-push-action@v4
+      with:
+        context: .
+        push: false
+        build-args: |
+          VERSION=development

Dockerfile

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+FROM golang:1.21 AS build
+ARG VERSION
+WORKDIR /temp/
+COPY . ./
+RUN go mod download -x
+RUN go build -ldflags="-X 'main.Version=$VERSION'" -o /app/myip
+
+FROM gcr.io/distroless/static-debian12
+COPY --from=build /app/myip /app/
+CMD ["/app/myip"]