diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..77ffe46
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,17 @@
+on:
+  push:
+    branches:
+      - main
+
+name: 'Trigger: Push action'
+
+jobs:
+  shellcheck:
+    name: Shellcheck
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Run ShellCheck
+      uses: ludeeus/action-shellcheck@master
+      with:
+       additional_files: 'wetter1.sh'