Generate a feature to install ansible and run a playbook

.github/workflows/publish-devcontainer-features.yml

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+name: "Publish dev container features"
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/workflows/validate-devcontainer-feature.yml
+      - devcontainer/features/**
+  pull_request:
+    branches:
+      - main
+    paths:
+      - .github/workflows/validate-devcontainer-feature.yml
+      - devcontainer/features/**
+
+jobs:
+  deploy:
+    if: ${{ github.ref == 'refs/heads/main' }}
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: "Publish Features"
+        uses: devcontainers/action@v1.4.0
+        with:
+          publish-features: "true"
+          base-path-to-features: "./devcontainer/features"
+          generate-docs: "false"
+
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/validate-devcontainer-features.yml

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+name: "Validate devcontainer-feature.json files"
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/workflows/validate-devcontainer-feature.yml
+      - devcontainer/features/**
+  pull_request:
+    branches:
+      - main
+    paths:
+      - .github/workflows/validate-devcontainer-feature.yml
+      - devcontainer/features/**
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: "Validate devcontainer-feature.json files"
+        uses: devcontainers/action@v1.4.0
+        with:
+          validate-only: "true"
+          base-path-to-features: "./devcontainer/features"

devcontainer/features/ansible/README.md

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+Feature to run an ansible playbook on container start

devcontainer/features/ansible/devcontainer-feature.json

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+{
+  "name": "Run an ansible playbook",
+  "id": "ansible",
+  "version": "1.0.0",
+  "description": "Runs an ansible playbook and installs pre-requests for plays/roles from the marinatedconcrete repo",
+  "options": {
+    "playbook": {
+      "type": "string",
+      "proposals": ["site.yml"],
+      "default": "site.yml",
+      "description": "Select a play to run on container start"
+    }
+  },
+  "installsAfter": ["ghcr.io/devcontainers/features/common-utils"]
+}

devcontainer/features/ansible/install.sh

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+#!/bin/sh
+set -e
+
+if [ -f requirements.txt ]; then
+    # Install pip to install ansible & kubernetes modules
+    if ! command -v pip; then
+        sudo apt update
+        sudo apt install -y --no-install-recommends python3-pip
+    fi
+    pip install -r requirements.txt
+fi
+
+# Now that pip is setup, install Ansible Galaxy modules
+if [ -f requirements.yml ]; then
+    ansible-galaxy install -r requirements.yml
+fi
+
+# sshpass for initial node provisioning
+if ! command -v sshpass; then
+    sudo apt update
+    sudo apt install -y --no-install-recommends sshpass
+fi
+
+PLAYBOOK=${PLAYBOOK:-undefined}
+ansible-playbook "$PLAYBOOK"