Initial commit

Dockerfile

@@ -0,0 +1,40 @@
+# syntax = docker/dockerfile:1-experimental
+
+FROM --platform=${BUILDPLATFORM} golang:1.14.3-alpine AS base
+WORKDIR /src
+ENV CGO_ENABLED=0
+COPY go.* .
+RUN go mod download
+
+FROM base AS build
+ARG TARGETOS
+ARG TARGETARCH
+RUN --mount=target=. \
+    --mount=type=cache,target=/root/.cache/go-build \
+    GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o /out/example .
+
+FROM base AS unit-test
+RUN --mount=target=. \
+    --mount=type=cache,target=/root/.cache/go-build \
+    go test -v .
+
+FROM golangci/golangci-lint:v1.27-alpine AS lint-base
+
+FROM base AS lint
+RUN --mount=target=. \
+    --mount=from=lint-base,src=/usr/bin/golangci-lint,target=/usr/bin/golangci-lint \
+    --mount=type=cache,target=/root/.cache/go-build \
+    --mount=type=cache,target=/root/.cache/golangci-lint \
+    golangci-lint run --timeout 10m0s ./...
+
+FROM scratch AS bin-unix
+COPY --from=build /out/example /
+
+FROM bin-unix AS bin-linux
+FROM bin-unix AS bin-darwin
+
+FROM scratch AS bin-windows
+COPY --from=build /out/example /example.exe
+
+FROM bin-${TARGETOS} as bin
+