Add .github/workflows/ci.yml via sh1pt node-pnpm-ci@1.0.0 (#3)

Co-authored-by: sh1pt-actions-fleet[bot] <287014002+sh1pt-actions-fleet[bot]@users.noreply.github.com>

.github/workflows/ci.yml

@@ -0,0 +1,39 @@
+# Managed by sh1pt Actions Fleet
+# pack: node-pnpm-ci@1.0.0
+# install: sh1pt-actions-store
+# hash: sha256:aa7aeaf3bddaf7bf324ceb02f46ab421bb229d5f5917fdb6f7a1a948a4a9fcce
+name: CI
+
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ci-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 9
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: pnpm
+
+      - run: pnpm install --frozen-lockfile
+
+      - run: pnpm typecheck
+
+      - run: pnpm test