move template to ./template;

added global README.md;

template/api/Dockerfile

@@ -0,0 +1,23 @@
+#########################
+###### build stage ######
+#########################
+FROM golang:1.13.1-alpine AS builder
+WORKDIR /app
+RUN apk add --no-cache git
+# Prevent downloads on every build.
+# Only downloads the dependencies if they actually change
+COPY go.mod go.sum ./
+RUN go mod download
+# Build the app
+COPY . .
+RUN go build -v -o api
+
+
+#########################
+###### final stage ######
+#########################
+FROM alpine:latest
+RUN apk --no-cache add ca-certificates
+COPY --from=builder /app/api /app/api
+EXPOSE 3000
+ENTRYPOINT ./app/api