added k3d to dev container

Author: 3goats

.devcontainer/devcontainer.json

@@ -19,7 +19,18 @@
 			"installDockerBuildx": true,
 			"version": "latest",
 			"dockerDashComposeVersion": "v2"
-		}
+		},
+        // Add Kubernetes support with k3d and the kubectl, and helm CLI tools.
+        "ghcr.io/rio/features/k3d:1": {},
+        "ghcr.io/devcontainers/features/kubectl-helm-minikube:1": {},
+        // Add Python support.
+        "ghcr.io/devcontainers/features/python:1": {
+            "version": "3.11"
+        },
+        // Add common utilities and name non-root user.
+        "ghcr.io/devcontainers/features/common-utils:2": {
+            "configureZshAsDefaultShell": true
+        }
 	},
 
 	// Features to add to the dev container. More info: https://containers.dev/features.