feat: Introduce github actions for the linter

.github/workflows/ci.yml

@@ -0,0 +1,20 @@
+name: Automatisch CI
+on: [push]
+jobs:
+  linter:
+    runs-on: ubuntu-latest
+    steps:
+      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
+      - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
+      - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '16'
+          cache: 'yarn'
+          cache-dependency-path: yarn.lock
+      - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
+      - run: echo "🖥️ The workflow is now ready to test your code on the runner."
+      - run: yarn install
+      - run: yarn lint
+      - run: echo "🍏 This job's status is ${{ job.status }}."