[Draft] Add Dev Container

.devcontainer/Dockerfile

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+FROM mcr.microsoft.com/devcontainers/go:1.22-bullseye
+
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y
+
+  # add cert authority for ssl
+RUN mkdir -p /registry/certs && \
+openssl req -newkey rsa:4096 -nodes -sha256 -keyout /registry/certs/ociregistry.key -addext "subjectAltName = DNS:localhost" -x509 -days 365 -out /registry/certs/ociregistry.crt -subj "/C=DE/ST=Baden-Wuertemberg/L=Walldorf/O=SAP-LOCAL-DEV/OU=ocm/CN=localhost"
+RUN  cp /registry/certs/ociregistry.crt /usr/local/share/ca-certificates && \
+  update-ca-certificates
+
+
+RUN go install github.com/gardener/landscapercli/landscaper-cli@latest
+RUN curl -s https://ocm.software/install.sh | sudo bash

.devcontainer/context.yaml

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+apiVersion: landscaper.gardener.cloud/v1alpha1
+kind: Context
+metadata:
+  name: default-context
+  namespace: default
+
+repositoryContext:
+  baseUrl: localhost:443
+  type: ociRegistry
+
+useOCM: true

.devcontainer/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/docker-existing-dockerfile
+{
+	"name": "Existing Dockerfile",
+	"build": {
+		// Sets the run context to one level up instead of the .devcontainer folder.
+		"context": "..",
+		// Update the 'dockerFile' property if you aren't using the standard 'Dockerfile' filename.
+		"dockerfile": "Dockerfile"
+	},
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	"features": {
+		"ghcr.io/devcontainers/features/docker-in-docker:2": {
+			"moby": true,
+			"azureDnsAutoDetection": true,
+			"installDockerBuildx": true,
+			"version": "latest",
+			"dockerDashComposeVersion": "v2"
+		},
+		"ghcr.io/devcontainers/features/kubectl-helm-minikube:1": {
+			"version": "latest",
+			"helm": "latest",
+			"minikube": "latest"
+		}
+	},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Uncomment the next line to run commands after the container is created.
+	"postCreateCommand": "bash .devcontainer/scripts/post-create.sh",
+	"postStartCommand": "bash .devcontainer/scripts/post-start.sh",
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"settings": {
+				"launch": {
+					"version": "0.2.0",
+					"configurations": [
+						{
+							"name": "DCON: Landscaper Minikube debug",
+							"type": "go",
+							"request": "launch",
+							"mode": "debug",
+							"program": "${workspaceFolder}/cmd/landscaper-controller/main.go",
+							"args": [
+								"--config=${workspaceFolder}/.devcontainer/landscaper-config.yaml", 
+								"--deployers=container,helm,mock,manifest", 
+							],
+							"env": {
+							  "KUBECONFIG": "/home/vscode/.kube/kubeconfig--minikube-local.yaml"
+							},
+						  },
+						{
+							"name": "DCON: HelmDeployer Minikube debug",
+							"type": "go",
+							"request": "launch",
+							"mode": "debug",
+							"program": "${workspaceFolder}/cmd/helm-deployer-controller/main.go",
+							"args": [
+								"--config=${workspaceFolder}/.devcontainer/landscaper-config.yaml", 
+							],
+							"env": {
+							  "KUBECONFIG": "/home/vscode/.kube/kubeconfig--minikube-local.yaml"
+							},
+						  },
+						{
+							"name": "DCON: ManifestDeployer Minikube debug",
+							"type": "go",
+							"request": "launch",
+							"mode": "debug",
+							"program": "${workspaceFolder}/cmd/manifest-deployer-controller/main.go",
+							"args": [
+								"--config=${workspaceFolder}/.devcontainer/landscaper-config.yaml", 
+							],
+							"env": {
+							  "KUBECONFIG": "/home/vscode/.kube/kubeconfig--minikube-local.yaml"
+							},
+						  },
+					],
+					"compounds": []
+				}
+			},
+			"extensions": [
+				"ms-kubernetes-tools.vscode-kubernetes-tools",
+				"ms-azuretools.vscode-docker",
+				"golang.go"
+			]
+		}
+	},
+
+	// Uncomment to connect as an existing user other than the container default. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "devcontainer"
+}

.devcontainer/landscaper-config.yaml

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+deployers:
+- container
+- helm
+- manifest
+- mock
+
+deployerManagement:
+  disable: false
+  agent:
+    disable: false
+
+useOCMLib: true
+
+# deployItemTimeouts:
+#   pickup: 10s
+#   abort: 10s
+#   progressingDefault: 1m
+
+crdManagement:
+  deployCrd: true
+  forceUpdate: true
+

.devcontainer/sample-installation/blueprint/blueprint.yaml

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+apiVersion: landscaper.gardener.cloud/v1alpha1
+kind: Blueprint
+jsonSchema: "https://json-schema.org/draft/2019-09/schema"
+
+imports:
+  - name: cluster
+    type: target
+    targetType: landscaper.gardener.cloud/kubernetes-cluster
+
+deployExecutions:
+  - name: default
+    type: GoTemplate
+    template: |
+      deployItems:
+        - name: default-deploy-item
+          type: landscaper.gardener.cloud/helm
+
+          target:
+            import: cluster   
+
+          config:
+            apiVersion: helm.deployer.landscaper.gardener.cloud/v1alpha1
+            kind: ProviderConfiguration
+            name: hello-world
+            namespace: example
+            createNamespace: true
+
+            chart:
+              ref: eu.gcr.io/gardener-project/landscaper/examples/charts/hello-world:1.0.0
+
+            values:
+              testData: hello

.devcontainer/sample-installation/components.yaml

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+components:
+  - name: registry.local/sample/component
+    version: v1.0.0
+    provider:
+      name: internal
+    resources:
+      - name: blueprint
+        type: landscaper.gardener.cloud/blueprint
+        # the available input types can be found in the help of the command line tool through
+        # ocm add resources --help
+        input:
+          type: dir
+          path: ./blueprint
+          compress: true
+          mediaType: application/vnd.gardener.landscaper.blueprint.v1+tar+gzip

.devcontainer/sample-installation/installation.yaml

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+apiVersion: landscaper.gardener.cloud/v1alpha1
+kind: Installation
+metadata:
+  name: sample
+  namespace: default
+  annotations:
+    landscaper.gardener.cloud/operation: reconcile
+
+spec:
+  context: default-context
+
+  componentDescriptor:
+    ref:
+      componentName: registry.local/sample/component
+      version: v1.0.0
+
+  blueprint:
+    ref:
+      resourceName: blueprint
+
+  # Set values for the import parameters of the blueprint
+  imports:
+    targets:
+      - name: cluster        # name of an import parameter of the blueprint
+        target: minikube-from-host   # name of the Target custom resource containing the kubeconfig of the target cluster

.devcontainer/scripts/post-create.sh

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+#!/usr/bin/env bash
+
+set -e
+
+# run once on post-create and it will be always restarted automatically when the container restarts
+echo "Start or create registry"
+docker start registry || docker run -d -p 443:443 --restart always --name registry \
+-v /registry/certs/:/certs \
+-e REGISTRY_HTTP_ADDR=:443 \
+-e REGISTRY_HTTP_TLS_CERTIFICATE=/certs/ociregistry.crt \
+-e REGISTRY_HTTP_TLS_KEY=/certs/ociregistry.key \
+registry:2
+
+echo "Start minikube"
+minikube start
+
+# apply CRDs to minikube
+echo "Apply landscaper CRDs to minikube cluster"
+kubectl apply -f /workspaces/landscaper/.crd/
+
+# create sample ocm componentversion and add it to registry
+echo "Create and push a sample componentversion with blueprint"
+ocm add components --create --file /workspaces/landscaper/.devcontainer/sample-installation/sample-component /workspaces/landscaper/.devcontainer/sample-installation/components.yaml
+ocm transfer ctf /workspaces/landscaper/.devcontainer/sample-installation/sample-component OCIRegistry::localhost:443

.devcontainer/scripts/post-start.sh

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+#!/usr/bin/env bash
+
+set -e
+
+# TODO check if this is necessary or if it will be automatically started
+if [ $( docker ps -a -f name=minikube | wc -l ) -eq 2 ]; then
+  echo "minikube already started"
+else
+  echo "minikube not started yet, creating..."
+  minikube start
+fi
+
+echo "Exporting minikube config to yaml file"
+kubectl config view --raw > ~/.kube/kubeconfig--minikube-local.yaml
+
+echo "Build minikube target and apply to cluster"
+# creates a target.landscaper.gardener.cloud by combining the target.yaml with an indended minikube kubeconfig. Uses <() as process substitution to use command output as a file for kubectl
+kubectl apply -f <(cat .devcontainer/target-template.yaml;  cat ~/.kube/kubeconfig--minikube-local.yaml | sed 's/^/      /')
+
+echo "Apply context to cluster"
+kubectl apply -f /workspaces/landscaper/.devcontainer/context.yaml

.devcontainer/target-template.yaml

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+apiVersion: landscaper.gardener.cloud/v1alpha1
+kind: Target
+metadata:
+  name: minikube-from-host
+  namespace: default
+spec:
+  type: landscaper.gardener.cloud/kubernetes-cluster
+  config:
+    kubeconfig: |

.github/dependabot.yml

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+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly