ci: add e2e test sharding

.github/workflows/cache-tests.yaml

@@ -0,0 +1,29 @@
+name: Run unit and integration tests
+
+on:
+  push:
+    branches:
+      - 'test-ci'
+  pull_request:
+    branches:
+      - 'test-ci'
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [ 20.x ]
+    name: Run tests on Node ${{ matrix.node-version }}
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Setup node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'yarn'
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile --prefer-offline
+      - name: Run tests
+        run: yarn test:ci

.github/workflows/shard-e2e.yaml

@@ -1,12 +1,15 @@
 name: Run e2e tests
 
 on:
-  push:
-    branches:
-      - 'test-ci'
-  pull_request:
-    branches:
-      - 'test-ci'
+  workflow_call:
+
+#on:
+#  push:
+#    branches:
+#      - 'test-ci'
+#  pull_request:
+#    branches:
+#      - 'test-ci'
 
 env:
   MAILER_SECRET: E2E
@@ -91,13 +94,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-      - name: Setup node
-        uses: actions/setup-node@v4
-        with:
-          node-version: ${{ matrix.node-version }}
-          cache: 'yarn'
-      - name: Install dependencies
-        run: yarn install --frozen-lockfile
       - name: Download blob reports from GitHub Actions Artifacts
         uses: actions/download-artifact@v4
         with:

.github/workflows/tests.yaml

@@ -18,6 +18,16 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'yarn'
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
+      - uses: actions/cache@v3
+        id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
+        with:
+          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
+          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-yarn-
       - name: Install dependencies
         run: yarn install --frozen-lockfile
       - name: Run tests