Add kargo-demo-app

.github/workflows/docker-publish.yml

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+name: Docker
+
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+on:
+  push:
+    branches: [ "master" ]
+    # Publish semver tags as releases.
+    tags: [ 'v*.*.*' ]
+  pull_request:
+    branches: [ "master" ]
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: docker.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ vars.DOCKER_USER }}/kargo-demo-app
+
+jobs:
+  container-build-push:
+    name: Build container image and push if release
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      # Set up BuildKit Docker container builder to be able to build
+      # multi-platform images and export cache
+      # https://github.com/docker/setup-buildx-action
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
+
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ vars.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+#  helm-push:
+#    name: Push Helm Chart
+#    needs: container-build-push
+#    runs-on: ubuntu-latest
+#    if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+#    permissions:
+#      contents: write
+#      packages: write
+#      # This is used to complete the identity challenge
+#      # with sigstore/fulcio when running outside of PRs.
+#      id-token: write
+#
+#    steps:
+#      - name: Checkout repository
+#        uses: actions/checkout@v4
+#        with:
+#          fetch-depth: 0
+      - name: Install helm & yq tools
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        uses: yokawasa/[email protected]
+        with:
+          setup-tools: |
+            helmv3
+            yq
+          helm: "3.13.1"
+          yq: "4.35.2"
+      - name: Configure Git
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        run: |
+          git config user.name "Incubator"
+          git config user.email "[email protected]"
+      - name: Set image tag in Chart and chart version
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        run: |
+          TAG=${{github.ref_name}}
+          yq e -i ".app.image.tag = \"${TAG}\"" charts/gitops-nginx-demo/values.yaml
+          yq e -i ".version = \"${TAG#v}\"" charts/gitops-nginx-demo/Chart.yaml
+          yq e -i ".appVersion = \"${TAG#v}\"" charts/gitops-nginx-demo/Chart.yaml
+      - name: Checkout forked chart-releaser
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        uses: actions/checkout@v3
+        with:
+          repository: edmondop/chart-releaser-action
+          path: chart-releaser-action
+          ref: ef58c21b3f93daff872ba384abd9cdb16e715334
+      - name: Run chart-releaser
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        uses: ./chart-releaser-action
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          CR_SKIP_EXISTING: "true"
+#
+#  reload-warehouse:
+#    name: Refresh kargo warehouse
+#    needs: helm-push
+#    if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+#    runs-on: ubuntu-latest
+#    permissions:
+#      contents: write
+#      packages: write
+#      # This is used to complete the identity challenge
+#      # with sigstore/fulcio when running outside of PRs.
+#      id-token: write
+#    steps:
+      - name: Wait 1min for chart
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        run: sleep 60
+      - name: Reload warehouse
+        if: ${{ github.event_name != 'pull_request' && startsWith(github.ref, 'refs/tags/v') }}
+        uses: actions-hub/kubectl@master
+        env:
+          KUBE_HOST: ${{ secrets.KUBE_HOST }}
+          KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
+        with:
+          args: annotate warehouse demo-app-simple -n demo-app-simple-stages reload=${{ github.sha }} --overwrite

.gitignore

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+.idea
+**.iml
+*.ignore

Dockerfile

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+FROM bitnami/nginx:latest
+
+COPY static /app

README.md

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+# Kargo Demo Application
+
+Demonstrate a GitOps process using Kargo to manage a basic static site running on Nginx.

charts/kargo-demo-app/Chart.yaml

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+apiVersion: v2
+name: gitops-nginx-demo
+version: 0.1.0
+appVersion: 0.1.0
+dependencies:
+  - name: generic-chart
+    version: 2.3.0
+    repository: https://baloise-incubator.github.io/generic-chart/
+    alias: app

charts/kargo-demo-app/values.yaml

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+app:
+  replicaCount: 1
+  image:
+    repository: docker.io/niiku/kargo-demo-app
+    tag: TAG
+  network:
+    http:
+      servicePort: 8080
+      ingress:
+        host: kargo-demo.example.org
+  readinessProbe:
+    httpGet:
+      path: /
+      port: 8080
+    initialDelaySeconds: 15
+    timeoutSeconds: 1
+  resources:
+    requests:
+      cpu: 10m
+      memory: 16Mi
+    limits:
+      cpu: 1
+      memory: 32Mi