update to kubernetes 1.28, go 1.22

fixes #242

Signed-off-by: Alex Price <[email protected]>

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.20 as builder
+FROM --platform=$BUILDPLATFORM golang:1.22 as builder
 ARG TARGETPLATFORM
 ARG ENVVAR=CGO_ENABLED=0
 WORKDIR /go/src/github.com/atlassian/escalator/

go.mod

@@ -1,6 +1,6 @@
 module github.com/atlassian/escalator
 
-go 1.20
+go 1.22
 
 require (
 	github.com/aws/aws-sdk-go v1.50.33
@@ -9,11 +9,11 @@ require (
 	github.com/prometheus/client_golang v1.11.1
 	github.com/sirupsen/logrus v1.6.0
 	github.com/stephanos/clock v0.0.0-20161224195152-e4ec0ab5053e
-	github.com/stretchr/testify v1.8.1
+	github.com/stretchr/testify v1.8.2
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6
-	k8s.io/api v0.27.11
-	k8s.io/apimachinery v0.27.11
-	k8s.io/client-go v0.27.11
+	k8s.io/api v0.28.11
+	k8s.io/apimachinery v0.28.11
+	k8s.io/client-go v0.28.11
 )
 
 require (
@@ -25,16 +25,16 @@ require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
 	github.com/evanphx/json-patch v4.12.0+incompatible // indirect
-	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/logr v1.2.4 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
-	github.com/go-openapi/jsonreference v0.20.1 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
 	github.com/go-openapi/swag v0.22.3 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/google/gnostic v0.5.7-v3refs // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
-	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
 	github.com/imdario/mergo v0.3.6 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
@@ -52,7 +52,7 @@ require (
 	github.com/prometheus/procfs v0.6.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	golang.org/x/net v0.23.0 // indirect
-	golang.org/x/oauth2 v0.7.0 // indirect
+	golang.org/x/oauth2 v0.8.0 // indirect
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/term v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
@@ -62,9 +62,9 @@ require (
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/klog/v2 v2.90.1 // indirect
-	k8s.io/kube-openapi v0.0.0-20230501164219-8b0f38b5fd1f // indirect
-	k8s.io/utils v0.0.0-20230209194617-a36077c30491 // indirect
+	k8s.io/klog/v2 v2.100.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20230717233707-2695361300d9 // indirect
+	k8s.io/utils v0.0.0-20230406110748-d93618cff8a2 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
 	sigs.k8s.io/yaml v1.3.0 // indirect