Adding missing ca certificates

Author: dschanoeh

Dockerfile

@@ -1,3 +1,8 @@
+FROM alpine:3.16.2 as builder
+RUN apk --no-cache add ca-certificates
+
 FROM scratch
-ENTRYPOINT ["/hover-ddns" "--config" "/hover-ddns.yaml"]
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY hover-ddns /
+
+ENTRYPOINT ["/hover-ddns" "--config" "/hover-ddns.yaml"]