improved function

Dockerfile

@@ -1,13 +1,14 @@
 FROM golang:alpine as builder
+ENV CGO_ENABLED=0 GOOS=linux GOARCH=amd64
 WORKDIR /app
 COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
 RUN go build -o spotify-ws .
 
-FROM alpine:latest
-RUN apk --no-cache add ca-certificates
-WORKDIR /root/
+FROM gcr.io/distroless/static:nonroot
+WORKDIR /app
 COPY --from=builder /app/spotify-ws .
 EXPOSE 3000
+USER nonroot:nonroot
 CMD ["./spotify-ws"]