kubectl version doesn't support vX.Y.Z (#1373)

* Fix issue when version is passed with v

* remove wcho command

* update version

* update test cases to check for specific versions

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

 {
     "id": "kubectl-helm-minikube",
-    "version": "1.2.1",
+    "version": "1.2.2",
     "name": "Kubectl, Helm, and Minikube",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/kubectl-helm-minikube",
     "description": "Installs latest version of kubectl, Helm, and optionally minikube. Auto-detects latest versions and installs needed dependencies.",

src/kubectl-helm-minikube/install.sh

@@ -54,6 +54,7 @@ fi
 find_version_from_git_tags() {
     local variable_name=$1
     local requested_version=${!variable_name}
+    requested_version="${requested_version#v}"
     if [ "${requested_version}" = "none" ]; then return; fi
     local repository=$2
     local prefix=${3:-"tags/v"}

test/kubectl-helm-minikube/install_kubectl_with_version.sh

+#!/bin/bash
+set -e
+
+# Optional: Import test library
+source dev-container-features-test-lib
+
+# Define expected versions
+KUBECTL_EXPECTED_VERSION="v1.33.0"
+HELM_VERSION="v3.17.3"
+MINIKUBE_VERSION="v1.31.1"
+
+set +e
+    kubectl version --client --output json | jq -r '.clientVersion.gitVersion' | grep "${KUBECTL_VERSION}"
+    exit_code=$?
+    check "kubectl-version-${KUBECTL_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "kubectl version:"
+    kubectl version --client 
+
+    helm version --short | grep "${HELM_VERSION}"
+    exit_code=$?
+    check "helm-version-${HELM_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "helm version:"
+    helm version --short
+
+    minikube version --short | grep "${MINIKUBE_VERSION}"  
+    exit_code=$?
+    check "minikube-version-${MINIKUBE_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "minikube version:"
+    minikube version --short
+set -e
+
+# Report result
+reportResults
\ No newline at end of file

test/kubectl-helm-minikube/install_kubectl_without_version.sh

+#!/bin/bash
+set -e
+
+# Optional: Import test library
+source dev-container-features-test-lib
+
+# Define expected versions
+KUBECTL_EXPECTED_VERSION="1.30"
+HELM_VERSION="3.16"
+MINIKUBE_VERSION="1.28"
+
+set +e
+    kubectl version --client --output json | jq -r '.clientVersion.gitVersion' | grep "${KUBECTL_VERSION}"
+    exit_code=$?
+    check "kubectl-version-${KUBECTL_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "kubectl version:"
+    kubectl version --client 
+
+    helm version --short | grep "${HELM_VERSION}"
+    exit_code=$?
+    check "helm-version-${HELM_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "helm version:"
+    helm version --short
+
+    minikube version --short | grep "${MINIKUBE_VERSION}"  
+    exit_code=$?
+    check "minikube-version-${MINIKUBE_VERSION}-installed" bash -c "echo ${exit_code} | grep 0"
+    echo "minikube version:"
+    minikube version --short
+set -e
+
+# Report result
+reportResults
\ No newline at end of file

test/kubectl-helm-minikube/scenarios.json

@@ -18,5 +18,25 @@
                 "minikube": "none"
             }
         }
+    },
+    "install_kubectl_without_version": {
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu",
+        "features": {
+            "kubectl-helm-minikube": {
+                "version": "1.30",
+                "helm": "3.16",
+                "minikube": "1.28"
+            }
+        }
+    },
+    "install_kubectl_with_version": {
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu",
+        "features": {
+            "kubectl-helm-minikube": {
+                "version": "v1.33.0",
+                "helm": "v3.17.3",
+                "minikube": "v1.31.1"
+            }
+        }
     }
 }
\ No newline at end of file