runtime/kubernetes: rewrite to improve support of multiple versions of a single service (#2035)

* wip: refactor kubernetes package

* runtime/kubernetes: fix invalid labels

* runtime/kubernetes: handle delete service not found error

* Misc Fixes

* runtime: add ServiceAccount option

* router/static: return noop table

* add kubernetes router

* runtime: add port option

* store/file: set directory

* store/file: pass options to blob store

* Revert changes to static router

* Fix merge error

* runtime/kubernetes: Debug => Error logs

* runtime/kubernetes: fix double if

util/kubernetes/client/util_test.go

@@ -3,23 +3,23 @@ package client
 import (
 	"bytes"
 	"testing"
+
+	"github.com/micro/go-micro/v3/runtime"
 )
 
 func TestTemplates(t *testing.T) {
-	name := "foo"
-	version := "123"
-	typ := "service"
-	namespace := "default"
+	srv := &runtime.Service{Name: "foo", Version: "123"}
+	opts := &runtime.CreateOptions{Type: "service", Namespace: "default"}
 
 	// Render default service
-	s := NewService(name, version, typ, namespace)
+	s := NewService(srv, opts)
 	bs := new(bytes.Buffer)
 	if err := renderTemplate(templates["service"], bs, s); err != nil {
 		t.Errorf("Failed to render kubernetes service: %v", err)
 	}
 
 	// Render default deployment
-	d := NewDeployment(name, version, typ, namespace)
+	d := NewDeployment(srv, opts)
 	bd := new(bytes.Buffer)
 	if err := renderTemplate(templates["deployment"], bd, d); err != nil {
 		t.Errorf("Failed to render kubernetes deployment: %v", err)