Go and Alpine updates

.gitignore

@@ -2,3 +2,4 @@
 build
 release
 vendor
+registrator

.pre-commit-config.yaml

@@ -0,0 +1,10 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+-   repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.2.0
+    hooks:
+    -   id: trailing-whitespace
+    -   id: end-of-file-fixer
+    -   id: check-yaml
+    -   id: check-added-large-files

Dockerfile

@@ -1,17 +1,17 @@
-FROM golang:1.9.4-alpine3.7 AS builder
+FROM golang:1.19.1-alpine3.16 AS builder
+
 WORKDIR /go/src/github.com/gliderlabs/registrator/
+
 COPY . .
-RUN \
-	apk add --no-cache curl git \
-	&& curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh \
-	&& dep ensure -vendor-only \
-	&& CGO_ENABLED=0 GOOS=linux go build \
-		-a -installsuffix cgo \
-		-ldflags "-X main.Version=$(cat VERSION)" \
-		-o bin/registrator \
-		.
+RUN apk --no-cache add -t build-deps build-base git curl ca-certificates
+RUN CGO_ENABLED=0 GOOS=linux \
+	go mod init && \
+	go mod tidy && \
+	go mod vendor && \
+	go build -a -installsuffix cgo -ldflags "-X main.Version=$(cat VERSION)" -o bin/registrator .
+
+FROM alpine:3.16
 
-FROM alpine:3.7
 RUN apk add --no-cache ca-certificates
 COPY --from=builder /go/src/github.com/gliderlabs/registrator/bin/registrator /bin/registrator
 

Dockerfile.dev

@@ -1,13 +1,17 @@
-FROM alpine:3.7
+FROM golang:1.19.1-alpine3.16
+
 CMD ["/bin/registrator"]
 
 COPY . /go/src/github.com/gliderlabs/registrator
-RUN apk --no-cache add -t build-deps build-base go git curl \
-	&& apk --no-cache add ca-certificates \
-	&& export GOPATH=/go && mkdir -p /go/bin && export PATH=$PATH:/go/bin \
-	&& curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh \
-	&& cd /go/src/github.com/gliderlabs/registrator \
-	&& export GOPATH=/go \
-	&& git config --global http.https://gopkg.in.followRedirects true \
-	&& dep ensure \
-	&& go build -ldflags "-X main.Version=dev" -o /bin/registrator
+
+RUN apk --no-cache add build-base git curl ca-certificates
+
+WORKDIR /go/src/github.com/gliderlabs/registrator
+RUN	export GOPATH=/go && \
+	export PATH=$PATH:/go/bin && \
+	git config --global http.https://gopkg.in.followRedirects true
+
+RUN	go mod init && \
+	go mod tidy && \
+	go mod vendor
+RUN	go build -ldflags "-X main.Version=dev" -o /bin/registrator