docker: Updated docker from alpine 3.8 to 3.9
@@ -18,7 +18,7 @@ RUN apk add --no-cache \
&& apk del git
# start a new stage that copies in the binary built in the previous stage
-FROM alpine:3.8
+FROM alpine:3.9
COPY --from=builder /go/bin/tusd /usr/local/bin/tusd
