Remove sandbox command

.github/workflows/checks.yml

@@ -91,7 +91,7 @@ jobs:
       - name: Register cookbook
         run: bin/flytectl register examples -d development  -p flytesnacks
       - name: Teardown Sandbox cluster
-        run: bin/flytectl sandbox teardown
+        run: bin/flytectl demo teardown
 
   bump_version:
     name: Bump Version

README.md

@@ -44,7 +44,7 @@ Flytectl was designed as a portable and lightweight command-line interface to wo
 
 3. Start Sandbox using Flytectl.
     ```bash
-    $ flytectl sandbox start 
+    $ flytectl demo start 
     ```
 
 4. Register examples.

cmd/root.go

@@ -16,7 +16,6 @@ import (
 	"github.com/flyteorg/flytectl/cmd/demo"
 	"github.com/flyteorg/flytectl/cmd/get"
 	"github.com/flyteorg/flytectl/cmd/register"
-	"github.com/flyteorg/flytectl/cmd/sandbox"
 	"github.com/flyteorg/flytectl/cmd/update"
 	"github.com/flyteorg/flytectl/cmd/upgrade"
 	"github.com/flyteorg/flytectl/cmd/version"
@@ -64,7 +63,6 @@ func newRootCmd() *cobra.Command {
 	rootCmd.AddCommand(update.CreateUpdateCommand())
 	rootCmd.AddCommand(register.RemoteRegisterCommand())
 	rootCmd.AddCommand(delete.RemoteDeleteCommand())
-	rootCmd.AddCommand(sandbox.CreateSandboxCommand())
 	rootCmd.AddCommand(demo.CreateDemoCommand())
 	rootCmd.AddCommand(configuration.CreateConfigCommand())
 	rootCmd.AddCommand(completionCmd)