Pack as docker for AWS Fargate

Spawning this a AWS Fargate services requires a docker image.

excalidraw-complete.Dockerfile

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+FROM golang:alpine as builder
+RUN apk update && apk add --no-cache git
+WORKDIR /app
+COPY go.mod ./
+RUN GOPROXY=direct go mod download
+COPY . .
+RUN GOPROXY=direct CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
+
+FROM alpine
+WORKDIR /root/
+COPY --from=builder /app/main .
+# COPY --from=builder /app/.env .
+EXPOSE 3002
+CMD ["./main"]