added workflow for abaplint (#36)

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+name: CI
+
+on:
+  workflow_dispatch:
+  push:
+  pull_request:
+  schedule:  # Runs "At 01:00 on Monday Tuesday Wednesday Thursday Friday Saturday and Sunday"
+    - cron: '0 1 * * 0,1,2,3,4,5,6'
+
+permissions: read-all
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-node@v3
+      with:
+        node-version: '18'
+
+    - name: Run npm run ci
+      run: npm ci 
+
+    - name: Run actual test
+      run: npm test