Repo image

.devcontainer/Dockerfile

@@ -0,0 +1,2 @@
+FROM mcr.microsoft.com/devcontainers/javascript-node:1-18
+RUN su vscode -c "npm install -g @devcontainers/cli"

.devcontainer.json → .devcontainer/devcontainer.json

@@ -1,5 +1,8 @@
 {
-    "image": "mcr.microsoft.com/vscode/devcontainers/javascript-node:0-18",
+    "build": {
+        "dockerfile": "Dockerfile",
+        "cacheFrom": "ghcr.io/chuxel/feature-library/images/repo-devcontainer-cache:latest"
+    },
     "customizations": {
         "vscode": {
             "extensions": [
@@ -15,6 +18,5 @@
     "features": {
         "ghcr.io/devcontainers/features/docker-in-docker:1": {}
     },
-    "postCreateCommand": "npm install -g @devcontainers/cli",
     "remoteUser": "node"
 }   

.github/workflows/devcontainer-image.yaml

@@ -0,0 +1,35 @@
+name: 'Dev container image build'
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 1 * *'
+  push:
+    branches:
+      - 'devcontainer-test'
+      - 'main'
+    paths:
+      - '.devcontainer/**/*'
+      - '.github/workflows/devcontainer-image.yml'
+permissions:
+  contents: write
+  packages: write
+
+jobs:
+  build-image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/login-action@v1 
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build image
+        uses: devcontainers/[email protected]
+        with:
+          imageName: ghcr.io/chuxel/feature-library/images/repo-devcontainer-cache:latest
+          push: always
+
+