perbaikan docker

Dockerfile

@@ -12,7 +12,8 @@ RUN go build -o main cmd/api/main.go
 FROM alpine:3.20.1 AS prod
 WORKDIR /app
 COPY --from=build /app/main /app/main
-EXPOSE ${PORT}
+COPY --from=build /app/.env /app/.env
+EXPOSE 8080
 CMD ["./main"]