test node 14+

.github/sync-repo-settings.yaml

@@ -34,7 +34,7 @@ branchProtectionRules:
     - "cla/google"
     - "docs"
     - "lint"
-    - "test (12)"
     - "test (14)"
     - "test (16)"
+    - "test (18)"
     - "system-test"

.github/workflows/ci.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [12, 14, 16]
+        node: [14, 16, 18]
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3

.github/workflows/ci2.yaml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: 12
+          node-version: 14
       - run: npm install
       - run: npm run system-test
       - name: coverage