Create CI jobs for building, linting and containerising

.github/workflows/build.yml

@@ -0,0 +1,27 @@
+name: Build
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+    - run: yarn install
+    - run: yarn build

.github/workflows/container.yml

@@ -0,0 +1,53 @@
+name: Container
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        # Need this to get version number from last tag
+        fetch-depth: 0
+
+    - name: Log in to GitHub Docker Registry
+      if: github.event_name != 'pull_request'
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build and export to Docker local cache
+      uses: docker/build-push-action@v5
+      with:
+        context: .
+        # Need load and tags so we can test it below
+        load: true
+        tags: tag_for_testing
+
+    - name: Create tags for publishing image
+      id: meta
+      uses: docker/metadata-action@v5
+      with:
+        images: ghcr.io/${{ github.repository }}
+        tags: |
+          type=ref,event=tag
+          type=raw,value=latest
+
+    - name: Push cached image to container registry
+      if: github.ref_type == 'tag'
+      uses: docker/build-push-action@v5
+      # This does not build the image again, it will find the image in the
+      # Docker cache and publish it
+      with:
+        context: .
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}

.github/workflows/lint.yml

@@ -0,0 +1,27 @@
+name: Lint
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+    - run: yarn install
+    - run: yarn lint