+kluctl.io -- Kluctl is the missing glue to put together large Kubernetes deployments (#3849)

* +kluctl.io -- Kluctl is the missing glue to put together large Kubernetes deployments

* +kluctl.io -- add missing npm dependency

projects/kluctl.io/.kluctl.yml

@@ -0,0 +1,9 @@
+discriminator: kluctl-examples-simple-{{ target.name }}
+
+targets:
+  - name: simple
+    args:
+      environment: simple
+
+args:
+  - name: environment

projects/kluctl.io/deployment.yml

@@ -0,0 +1,6 @@
+deployments:
+  - path: "."
+
+commonLabels:
+  examples.kluctl.io/environment: "{{ args.environment }}"
+  examples.kluctl.io/deployment-project: k8s-deployment-simple

projects/kluctl.io/kustomization.yml

@@ -0,0 +1,4 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - nginx.yml

projects/kluctl.io/nginx.yml

@@ -0,0 +1,21 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-deployment-{{ args.environment }}
+  labels:
+    app: nginx
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+        - name: nginx
+          image: nginx:1.14.2
+          ports:
+            - containerPort: 80

projects/kluctl.io/package.yml

@@ -0,0 +1,35 @@
+distributable:
+  url: https://github.com/kluctl/kluctl/archive/refs/tags/v{{version}}.tar.gz
+  strip-components: 1
+
+versions:
+  github: kluctl/kluctl
+  strip: /^kluctl-v/
+
+build:
+  dependencies:
+    go.dev: ^1.21
+    nodejs.org: ^18
+    npmjs.com: "*"
+    gnu.org/make: "*"
+  env:
+    CGO_ENABLED: 0
+    LDFLAGS:
+      - -extldflags=-static
+      - -w
+      - -s
+      - -X=main.version=v{{version}}
+  script: |
+    make build-webui
+    go build -v -ldflags="$LDFLAGS" -o bin/kluctl cmd/main.go
+    mkdir -p "{{ prefix }}"/bin
+    mv bin/kluctl "{{ prefix }}"/bin
+
+provides:
+  - bin/kluctl
+
+test:
+  script: |
+    test "$(kluctl version)" = v{{version}}
+    kluctl render --print-all --offline-kubernetes -t simple > simple.yml
+    test -f simple.yml