add test-lint GHA

.github/workflows/test-lint.yaml

@@ -0,0 +1,18 @@
+name: 'CI'
+
+on:
+  pull_request:
+    branches:
+      - main
+    paths:
+      - 'e2e/**'
+
+jobs:
+  runs-on: ubuntu-latest
+  steps:
+    - name: Checkout code
+      uses: actions/checkout@v1
+    - name: Run ShellCheck
+      uses: azohra/shell-linter@latest
+      with:
+        path: 'e2e'