fix: docker image (#418)

Dockerfile

@@ -1,8 +1,12 @@
+FROM alpine AS certs
+RUN apk update && apk add ca-certificates
+
 FROM busybox:stable-musl
 
 ARG TARGETOS
 ARG TARGETARCH
 
+COPY --from=certs /etc/ssl/certs /etc/ssl/certs
 COPY ./script/entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh