ci: add KMS E2E tests to CI workflow

Author: kvinwang

.github/workflows/tests.yml

@@ -50,3 +50,24 @@ jobs:
         run: |
           cd kms/auth-eth
           npm test
+
+  kms-e2e-tests:
+    name: KMS E2E tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.92.0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '18'
+          cache: 'npm'
+          cache-dependency-path: kms/auth-eth/package-lock.json
+
+      - name: Run KMS E2E tests
+        run: bash kms/e2e/run-e2e.sh