Create ci.yml

.github/workflows/ci.yml

@@ -0,0 +1,55 @@
+# This workflow will do a clean installation of node dependencies, cache/restore them, build the source code and run tests
+
+name: CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        node-version: [18.x] # can add extra versions later as a list if needed
+
+    steps:
+      - name: Checkout 
+        uses: actions/checkout@v3
+
+      - name: Setup node env 
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          check-latest: true
+
+      - name: Cache node modules #to speed up creation of files e.g. dependencies
+        id: cache-npm
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-node-modules
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-build-${{ env.cache-name }}-
+            ${{ runner.os }}-build-
+            ${{ runner.os }}-
+
+      - if: ${{ steps.cache-npm.outputs.cache-hit != 'true' }}
+        name: List the state of node modules
+        continue-on-error: true
+        run: npm list
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Build
+        run: npm run build
+
+      #- name: Test - can add once we have written a test script
+       # run: npm test
+