go: update to Go 1.19 semantics

Author: zegl

README.md

@@ -187,14 +187,14 @@ spec:
 
 ## Building from source
 
-`kube-score` requires [Go](https://golang.org/) `1.11` or later to build. Clone this repository, and then:
+`kube-score` requires [Go](https://golang.org/) `1.19` or later to build. Clone this repository, and then:
 
 ```bash
 # Build the project
-go build github.com/zegl/kube-score/cmd/kube-score
+go build ./cmd/kube-score
 
 # Run all tests
-go test -v github.com/zegl/kube-score/...
+go test -v -/...
 ```
 
 ## Contributing?
@@ -205,7 +205,7 @@ Do you want to help out? Take a look at the [Contributing Guidelines](./.github/
 
 | Project             | Version |
 |---------------------|---------|
-| go.dev              | ^1.18   | 
+| go.dev              | ^1.19   | 
 
 ## Made by
 

go.mod

@@ -12,4 +12,27 @@ require (
 	k8s.io/apimachinery v0.26.0
 )
 
-go 1.13
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/gofuzz v1.1.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/mattn/go-colorable v0.1.9 // indirect
+	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/net v0.3.1-0.20221206200815-1e63c2f08a10 // indirect
+	golang.org/x/sys v0.3.0 // indirect
+	golang.org/x/text v0.5.0 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	k8s.io/klog/v2 v2.80.1 // indirect
+	k8s.io/utils v0.0.0-20221107191617-1a15be271d1d // indirect
+	sigs.k8s.io/json v0.0.0-20220713155537-f223a00ba0e2 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
+)
+
+go 1.19