Added github work flow : build.yaml

.github/workflows/build.yaml

@@ -0,0 +1,26 @@
+name: CI
+
+on: [pull_request, push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install node
+        uses: actions/setup-node@v1
+        with:
+            node-version: '18.x'
+
+      - name: Install dependencies
+        run: npm install 
+
+      - name: Test
+        run: npm run test
+
+      - name: Coveralls GitHub Action
+        uses: coverallsapp/github-action@v2
+        with:
+          github-token: ${{ secrets.COVERALLS_REPO_TOKEN }}