Create shellcheck.yml

.github/workflows/shellcheck.yml

@@ -0,0 +1,17 @@
+name: ShellCheck
+
+on: [push, pull_request]
+
+jobs:
+  shellcheck:
+    name: Run ShellCheck
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    - name: Install ShellCheck
+      run: sudo apt-get install -y shellcheck
+
+    - name: Run ShellCheck
+      run: find . -type f -name "*.sh" -exec shellcheck {} +