feat: simplify k8s deployment (#1708)

deploy/cloud/operator/internal/common/url.go

+package common
+
+import (
+	"fmt"
+	"net/url"
+	"strings"
+)
+
+func GetHost(someURL string) (string, error) {
+	// Add scheme if not present
+	if !strings.Contains(someURL, "://") {
+		someURL = "dummy://" + someURL
+	}
+	url, err := url.Parse(someURL)
+	if err != nil {
+		return "", err
+	}
+	if url.Host == "" {
+		return "", fmt.Errorf("no host found in URL %q", someURL)
+	}
+	return url.Host, nil
+}