Add: Cadvisor for ARM architecture.

cadvisor/Dockerfile

@@ -0,0 +1,33 @@
+FROM golang:1.14.1-alpine 
+
+ARG VERSION=v0.35.0
+
+RUN apk add --no-cache --virtual .build-deps gcc git make bash libc-dev \
+ && mkdir -p $GOPATH/src/github.com/google \
+ && git clone https://github.com/google/cadvisor.git $GOPATH/src/github.com/google/cadvisor 
+
+WORKDIR $GOPATH/src/github.com/google/cadvisor
+
+RUN git fetch --tags \
+ && git checkout $VERSION \
+ && make build \
+ && mv cadvisor /cadvisor \
+ && apk del .build-deps
+
+# Reference: https://github.com/google/cadvisor/blob/master/deploy/Dockerfile
+
+FROM alpine:latest  
+
+RUN apk --no-cache add libc6-compat device-mapper findutils && \
+    apk --no-cache add thin-provisioning-tools --repository http://dl-3.alpinelinux.org/alpine/edge/main/ && \
+    echo 'hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4' >> /etc/nsswitch.conf && \
+    rm -rf /var/cache/apk/*
+
+COPY --from=0 /cadvisor /usr/bin/cadvisor
+
+EXPOSE 8080
+
+HEALTHCHECK --interval=30s --timeout=3s \
+  CMD wget --quiet --tries=1 --spider http://localhost:8080/healthz || exit 1
+
+ENTRYPOINT ["/usr/bin/cadvisor", "-logtostderr"]