Dockerize

.dockerignore

@@ -0,0 +1,7 @@
+.env
+.git
+build
+log
+go.work
+*.test
+go.work.sum

Dockerfile

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+# --- builder ---
+FROM golang:1.20.6-alpine3.17 as builder
+LABEL stage=builder
+RUN apk add git
+WORKDIR /build
+
+COPY go.* ./
+RUN go mod download
+
+COPY . ./
+ARG BUILD_STRING=pretendo.friends.docker
+RUN go build -ldflags "-X 'main.serverBuildString=${BUILD_STRING}'" -v -o server
+
+# --- runner ---
+FROM alpine:3.17 as runner
+WORKDIR /build
+
+COPY --from=builder /build/server /build/
+CMD ["/build/server"]