added basic ci

.github/workflows/ci.yml

@@ -0,0 +1,41 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  common:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./packages/common
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20.x"
+      - run: npm ci
+      - run: npm run build
+
+  web:
+    needs: common
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./packages/web
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20.x"
+      - name: Install common library
+        working-directory: ./packages/common
+        run: |
+          npm ci
+          npm run build
+      - run: npm ci
+      - run: npm run lint
+      - run: npm run test --if-present
+      - run: npm run build
+