Better ephemeral workspace support with Codespaces

Signed-off-by: GitHub <noreply@github.com>

developer-workspace/codespaces/prepare-kind.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+which kind
+if [[ $? != 0 ]]; then
+    echo 'kind not available in $PATH, installing latest kind'
+    # Install latest kind
+    curl -s https://api.github.com/repos/kubernetes-sigs/kind/releases/latest \
+    | grep "browser_download_url.*kind-linux-amd64" \
+    | cut -d : -f 2,3 \
+    | tr -d \" \
+    | wget -qi -
+    mv kind-linux-amd64 kind && chmod +x kind
+fi
+
+cluster_created=$($PWD/kind get clusters 2>&1)
+if [[ "$cluster_created" == "No kind clusters found." ]]; then 
+    $PWD/kind create cluster
+else
+    echo "Cluster '$cluster_created' already present" 
+fi