fixed sec vulns

Author: ATGardner

Dockerfile

@@ -1,5 +1,3 @@
-ARG DOCKER_VERSION=20.10.13
-
 # dind-cleaner
 FROM golang:1.16-alpine3.15 AS cleaner
 
@@ -15,15 +13,14 @@ RUN CGO_ENABLED=0 go build -o /usr/local/bin/dind-cleaner ./cmd && \
     rm -rf /go/*
 
 # bolter
-FROM golang:1.16-alpine3.15 AS bolter
-RUN apk add git
-RUN go get -u github.com/hasit/bolter
+FROM golang:1.19-alpine3.16 AS bolter
+RUN go install github.com/hasit/bolter@v0.0.0-20210331045447-e1283cecdb7b
 
 # node-exporter
 FROM quay.io/prometheus/node-exporter:v1.0.0 AS node-exporter
 
 # Main
-FROM docker:${DOCKER_VERSION}-dind
+FROM docker:20.10-dind
 
 RUN echo 'http://dl-cdn.alpinelinux.org/alpine/v3.11/main' >> /etc/apk/repositories \
   && apk upgrade \