updated golang version

docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.12-stretch as build
+FROM golang:1.18-bullseye as build
 
 WORKDIR /app
 
@@ -11,9 +11,12 @@ COPY . .
 
 RUN git config --global http.sslverify false
 
+RUN go mod tidy
+RUN go mod vendor
+
 RUN go build -o bin/go-dmux
 
-FROM golang:1.12-stretch as deploy
+FROM golang:1.18-bullseye as deploy
 
 ENV user "go-dmux"
 ENV group "go-dmux"

go.mod

@@ -1,27 +1,33 @@
 module github.com/flipkart-incubator/go-dmux
 
-go 1.12.4
+go 1.18
 
 require (
-	github.com/BurntSushi/toml v0.3.1 // indirect
-	github.com/DataDog/zstd v1.3.5 // indirect
 	github.com/Shopify/sarama v1.20.1
+	github.com/gorilla/mux v1.7.3
+	github.com/prometheus/client_golang v1.12.1
+	github.com/samuel/go-zookeeper v0.0.0-20180130194729-c4fab1ac1bec
+	github.com/stretchr/testify v1.4.0
+	gopkg.in/natefinch/lumberjack.v2 v2.0.0-20170531160350-a96e63847dc3
+	github.com/DataDog/zstd v1.3.5 // indirect
 	github.com/Shopify/toxiproxy v2.1.4+incompatible // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/eapache/go-resiliency v1.2.0 // indirect
 	github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21 // indirect
 	github.com/eapache/queue v1.1.0 // indirect
 	github.com/frankban/quicktest v1.4.2 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.1 // indirect
-	github.com/google/go-cmp v0.3.1 // indirect
-	github.com/gorilla/mux v1.7.3
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/pierrec/lz4 v2.2.7+incompatible // indirect
-	github.com/prometheus/client_golang v1.12.1
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563 // indirect
-	github.com/samuel/go-zookeeper v0.0.0-20180130194729-c4fab1ac1bec
-	github.com/stretchr/testify v1.4.0
-	github.com/wvanbergen/kafka v0.0.0-20171203153745-e2edea948ddf
-	github.com/wvanbergen/kazoo-go v0.0.0-20180202103751-f72d8611297a
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
-	gopkg.in/natefinch/lumberjack.v2 v2.0.0-20170531160350-a96e63847dc3
+	golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 // indirect
+	google.golang.org/protobuf v1.26.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 )