port most recent changes from KAH (#478)

* port most recent changes from KAH

* add general shizzle

* add rests of go tests

* whoops

* hmm

* make pre-release wait more

* try another synthaxis

* okey...

* test-> tests

* Make unittests a bit more usefull

.devcontainer/Dockerfile

@@ -1,26 +1,36 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.154.0/containers/ruby/.devcontainer/base.Dockerfile
-
-# [Choice] Ruby version: 2, 2.7, 2.6, 2.5
-ARG VARIANT="2"
-FROM mcr.microsoft.com/vscode/devcontainers/ruby:0-${VARIANT}
+ARG VARIANT="1.16"
+FROM mcr.microsoft.com/vscode/devcontainers/go:0-${VARIANT}
 
+ARG HELM_VERSION="3.5.4"
+ARG CT_VERSION=3.3.1
 ENV DEBIAN_FRONTEND=noninteractive
 
-COPY Gemfile /tmp/Gemfile
-
 RUN \
   apt-get update \
   && \
   apt-get -y install --no-install-recommends \
-    jq \
-    libjq-dev \
     libonig-dev \
     gnupg2 \
+    python3-pip \
+    python3-setuptools \
   && \
   sh -c "$(curl --location https://taskfile.dev/install.sh)" -- -d -b /usr/local/bin \
   && \
-  curl -fsSL https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | /bin/bash - \
+  curl -o /tmp/helm.tar.gz "https://get.helm.sh/helm-v${HELM_VERSION}-linux-$(dpkg --print-architecture).tar.gz" \
+  && tar xvzf /tmp/helm.tar.gz -C /usr/local/bin --strip-components 1 "linux-$(dpkg --print-architecture)/helm" \
+  && chmod +x /usr/local/bin/helm \
   && \
-  bundle config set system 'true' \
-  && bundle install --gemfile /tmp/Gemfile \
-  && rm /tmp/Gemfile
+  curl -o /tmp/ct.tar.gz -L "https://github.com/helm/chart-testing/releases/download/v${CT_VERSION}/chart-testing_${CT_VERSION}_linux_$(dpkg --print-architecture).tar.gz" \
+  && mkdir -p /etc/ct \
+  && tar xvzf /tmp/ct.tar.gz -C /usr/local/bin "ct" \
+  && tar xvzf /tmp/ct.tar.gz --strip-components=1 -C /etc/ct "etc/" \
+  && chmod +x /usr/local/bin/ct \
+  && \
+  pip3 install \
+    pre-commit \
+    yamale \
+    yamllint \
+  && \
+  rm \
+    /tmp/helm.tar.gz \
+    /tmp/ct.tar.gz

.devcontainer/devcontainer.json

@@ -1,33 +1,32 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
 // https://github.com/microsoft/vscode-dev-containers/tree/v0.154.0/containers/ruby
 {
-	"name": "Ruby",
-	"build": {
-		"context": "..",
-		"dockerfile": "Dockerfile",
-		"args": {
-			// Update 'VARIANT' to pick a Ruby version: 2, 2.7, 2.6, 2.5
-			"VARIANT": "2.7",
-		}
-	},
+    "name": "Go",
+    "build": {
+        "context": "..",
+        "dockerfile": "Dockerfile",
+        "args": {
+            "VARIANT": "1.16",
+        }
+    },
 
-	// Set *default* container specific settings.json values on container create.
-	"settings": {
-		"terminal.integrated.shell.linux": "/bin/bash"
-	},
+    // Set *default* container specific settings.json values on container create.
+    "settings": {
+        "terminal.integrated.shell.linux": "/bin/bash"
+    },
 
-	// Add the IDs of extensions you want installed when the container is created.
-	"extensions": [
-		"ms-kubernetes-tools.vscode-kubernetes-tools",
-		"rebornix.Ruby"
-	],
+    // Add the IDs of extensions you want installed when the container is created.
+    "extensions": [
+        "ms-kubernetes-tools.vscode-kubernetes-tools",
+        "golang.go"
+    ],
 
-	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
+    // Use 'forwardPorts' to make a list of ports inside the container available locally.
+    // "forwardPorts": [],
 
-	// Use 'postCreateCommand' to run commands after the container is created.
-	"postCreateCommand": "export RUBYJQ_USE_SYSTEM_LIBRARIES=1 && bundle install",
+    // Use 'postCreateCommand' to run commands after the container is created.
+    // "postCreateCommand": "export RUBYJQ_USE_SYSTEM_LIBRARIES=1 && bundle install",
 
-	// Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
-	"remoteUser": "vscode"
+    // Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+    "remoteUser": "vscode"
 }