add e2e tests workflow

.github/workflows/e2e.yaml

@@ -0,0 +1,22 @@
+name: Run E2E Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  e2e-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up SSH
+        uses: webfactory/ssh-agent@v0.5.3
+        with:
+          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
+
+      - name: Run E2E Tests on Remote Server
+        run: ssh -p 2222 root@mgr.cp.if.ua 'bash -s' < /home/cozystack/hack/e2e.sh