Migrated base image to scratch

Author: shiv-am0

docker/Dockerfile.linux.arm64

@@ -1,9 +1,14 @@
-FROM plugins/base:multiarch
+FROM plugins/base:multiarch as builder
+
+FROM scratch
 
 LABEL maintainer="Drone.IO Community <[email protected]>" \
   org.label-schema.name="Drone S3" \
   org.label-schema.vendor="Drone.IO Community" \
   org.label-schema.schema-version="1.0"
 
 ADD release/linux/arm64/drone-s3 /bin/
+
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+
 ENTRYPOINT ["/bin/drone-s3"]