control agent can now uboot commands

clitools/docker/ctl-agent.Dockerfile

@@ -0,0 +1,15 @@
+FROM alpine:latest AS cacerts
+FROM scratch
+
+ARG VERSION
+ENV VERSION=${VERSION}
+
+WORKDIR /
+
+COPY bin/ctl-linux-aarch64-${VERSION} ./ctl
+COPY out/fw_printenv ./
+COPY out/fw_setenv ./
+COPY --from=cacerts /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+
+ENTRYPOINT ["/ctl"]
+CMD ["agent"]