Fix kubectl-helm-minikube installation failures on debian:11 and ubuntu:focal (#1567)

* Initial plan

* Fix kubectl SHA256 download URL and bump version to 1.3.1

Co-authored-by: abdurriq <[email protected]>

* Add timeout and fallback for kubectl version fetching

Co-authored-by: abdurriq <[email protected]>

* Improve error messages and diagnostics for kubectl version fetching

Co-authored-by: abdurriq <[email protected]>

* Address code review feedback: clean up error handling

Co-authored-by: abdurriq <[email protected]>

* Improve error message to reference VERSION option

Co-authored-by: abdurriq <[email protected]>

* Use hardcoded fallback version instead of git tags fallback

Co-authored-by: abdurriq <[email protected]>

* Add version validation and comment for fallback version

Co-authored-by: abdurriq <[email protected]>

* Extract fallback version to constant at top of file

Co-authored-by: abdurriq <[email protected]>

* Update fallback version of kubectl to v1.35.1

* Add alternative URL fallback before using hardcoded version

Co-authored-by: abdurriq <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: abdurriq <[email protected]>
Co-authored-by: Abdurrahmaan Iqbal <[email protected]>

Author: Copilot

src/conda/devcontainer-feature.json

@@ -1,5 +1,4 @@
 {
-<<<<<<< HEAD
   "id": "conda",
 "version": "1.2.5",
   "name": "Conda",
@@ -15,8 +14,6 @@
       ],
       "default": "latest",
       "description": "Select or enter a conda version."
-=======
->>>>>>> 4e3ccd7 (Fix conda installation failure due to SHA1 signature rejection (#1565))
     },
     "addCondaForge": {
       "type": "boolean",

src/kubectl-helm-minikube/devcontainer-feature.json

@@ -18,23 +18,14 @@
       "default": "latest",
       "description": "Select or enter a Kubernetes version to install"
     },
-    "mounts": [
-        {
-            "source": "minikube-config",
-            "target": "/home/vscode/.minikube",
-            "type": "volume"
-        }
-    ],
-    "customizations": {
-        "vscode": {
-            "settings": {
-                "github.copilot.chat.codeGeneration.instructions": [
-                    {
-                        "text": "This dev container includes kubectl, Helm, optionally minikube, and needed dependencies pre-installed and available on the `PATH`. When configuring Ingress for your Kubernetes cluster, note that by default Kubernetes will bind to a specific interface's IP rather than localhost or all interfaces. This is why you need to use the Kubernetes Node's IP when connecting - even if there's only one Node as in the case of Minikube."
-                    }
-                ]
-            }
-        }
+    "helm": {
+      "type": "string",
+      "proposals": [
+        "latest",
+        "none"
+      ],
+      "default": "latest",
+      "description": "Select or enter a Helm version to install"
     },
     "minikube": {
       "type": "string",

src/kubectl-helm-minikube/install.sh

@@ -175,7 +175,7 @@ if [ ${KUBECTL_VERSION} != "none" ]; then
     curl -sSL -o /usr/local/bin/kubectl "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/${architecture}/kubectl"
     chmod 0755 /usr/local/bin/kubectl
     if [ "$KUBECTL_SHA256" = "automatic" ]; then
-        KUBECTL_SHA256="$(curl -sSL "https://dl.k8s.io/${KUBECTL_VERSION}/bin/linux/${architecture}/kubectl.sha256")"
+        KUBECTL_SHA256="$(curl -sSL "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/${architecture}/kubectl.sha256")"
     fi
     ([ "${KUBECTL_SHA256}" = "dev-mode" ] || (echo "${KUBECTL_SHA256} */usr/local/bin/kubectl" | sha256sum -c -))
     if ! type kubectl > /dev/null 2>&1; then