add testing

Author: kentcdodds

.github/workflows/deploy.yml

@@ -9,9 +9,12 @@ on:
       - main
 
 jobs:
-  deploy:
+  validate:
     runs-on: ubuntu-latest
-    name: Deploy
+    strategy:
+      matrix:
+        command: [typecheck, lint, test]
+    name: ${{ matrix.command }}
     steps:
       - uses: actions/checkout@v4
 
@@ -24,14 +27,27 @@ jobs:
       - name: Install Dependencies
         run: npm ci
 
-      - name: Typecheck
-        run: npm run typecheck
+      - name: Run ${{ matrix.command }}
+        run: npm run ${{ matrix.command }}
+
+  deploy:
+    needs: validate
+    runs-on: ubuntu-latest
+    name: Deploy
+    if: github.ref == 'refs/heads/main'
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: 'npm'
 
-      - name: Lint
-        run: npm run lint
+      - name: Install Dependencies
+        run: npm ci
 
       - name: Deploy to Cloudflare Workers
-        if: github.ref == 'refs/heads/main'
         env:
           CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
         run: |