SCP-1904 create UDF EA-specific LD flag for Flink Artifact CLI (#2621)

internal/flink/command.go

@@ -7,6 +7,7 @@ import (
 
 	pcmd "github.com/confluentinc/cli/v3/pkg/cmd"
 	"github.com/confluentinc/cli/v3/pkg/config"
+	"github.com/confluentinc/cli/v3/pkg/featureflags"
 )
 
 type command struct {
@@ -22,7 +23,9 @@ func New(cfg *config.Config, prerunner pcmd.PreRunner) *cobra.Command {
 
 	c := &command{pcmd.NewAuthenticatedCLICommand(cmd, prerunner)}
 
-	cmd.AddCommand(c.newArtifactCommand())
+	if cfg.IsTest || featureflags.Manager.BoolVariation("cli.flink_artifact.early_access", cfg.Context(), config.CliLaunchDarklyClient, true, false) {
+		cmd.AddCommand(c.newArtifactCommand())
+	}
 	cmd.AddCommand(c.newComputePoolCommand())
 	cmd.AddCommand(c.newRegionCommand())
 	cmd.AddCommand(c.newShellCommand(prerunner))