From f0504ab96df10aef60a2cb4d9787316f075b4314 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Verstraeten?= <cedric@verstraeten.io>
Date: Sat, 7 Mar 2026 19:59:04 +0100
Subject: [PATCH] Add devcontainer configuration with Dockerfile and
 devcontainer.json

---
 .devcontainer/Dockerfile        | 27 +++++++++++++++++++++++++++
 .devcontainer/devcontainer.json | 22 ++++++++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 .devcontainer/Dockerfile
 create mode 100644 .devcontainer/devcontainer.json

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
new file mode 100644
index 0000000..0ad4c4f
--- /dev/null
+++ b/.devcontainer/Dockerfile
@@ -0,0 +1,27 @@
+FROM mcr.microsoft.com/devcontainers/base:bookworm
+
+# Install common CLI tooling for Helm chart development and validation.
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    git \
+    jq \
+    python3 \
+    python3-pip \
+    shellcheck \
+    yq \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install the latest Helm 3 release.
+RUN curl -fsSL https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
+
+# Install the latest stable kubectl release.
+RUN KUBECTL_VERSION="$(curl -fsSL https://dl.k8s.io/release/stable.txt)" \
+    && curl -fsSL "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl" -o /usr/local/bin/kubectl \
+    && chmod +x /usr/local/bin/kubectl
+
+# Install YAML linter via pip (available as yamllint command).
+RUN pip3 install --no-cache-dir yamllint
+
+USER vscode
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 0000000..2a1e9bc
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,22 @@
+{
+  "name": "helm-charts-bookworm",
+  "runArgs": [
+    "--name=kerberos-helm-charts",
+    "--network=host"
+  ],
+  "dockerFile": "Dockerfile",
+  "mounts": [
+    "source=/var/run/docker.sock,target=/var/run/docker.sock,type=bind"
+  ],
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "GitHub.copilot",
+        "ms-azuretools.vscode-docker",
+        "ms-kubernetes-tools.vscode-kubernetes-tools",
+        "redhat.vscode-yaml"
+      ]
+    }
+  },
+  "postCreateCommand": "helm version && kubectl version --client && yamllint --version"
+}