test(rsc): tweak ci

Author: hi-ogawa

.github/workflows/ci-rsc.yml

@@ -34,8 +34,9 @@ jobs:
     name: test-rsc (${{ matrix.os }} / ${{ matrix.browser }})
     runs-on: ${{ matrix.os }}
     strategy:
-      # TODO: shard?
       matrix:
+        shared: [1, 2]
+        shardTotal: [2]
         os: [ubuntu-latest, macos-latest, windows-latest]
         browser: [chromium]
         include:
@@ -53,12 +54,12 @@ jobs:
       - run: pnpm i
       - run: pnpm build
       - run: pnpm -C packages/plugin-rsc exec playwright install ${{ matrix.browser }}
-      - run: pnpm -C packages/plugin-rsc test-e2e-ci --project=${{ matrix.browser }}
+      - run: pnpm -C packages/plugin-rsc test-e2e-ci --project=${{ matrix.browser }} --shard=${{ matrix.shared }}/${{ matrix.shardTotal }}
         env:
           TEST_ISOLATED: true
       - uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: test-results-${{ matrix.os }}-${{ matrix.browser }}
+          name: test-results-${{ matrix.os }}-${{ matrix.browser }}-${{ matrix.shared }}
           path: |
             packages/plugin-rsc/test-results

packages/plugin-rsc/playwright.config.ts

@@ -26,6 +26,7 @@ export default defineConfig({
       use: devices['Desktop Safari'],
     },
   ],
+  workers: 1,
   forbidOnly: !!process.env.CI,
   retries: process.env.CI ? 2 : 0,
   reporter: ['list', process.env.CI && 'github']