fix: add package.json verification step to CI

Author: johnlindquist

.github/workflows/publish.yml

@@ -33,6 +33,9 @@ jobs:
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
 
+      - name: Verify package.json before build
+        run: cat package.json
+
       - name: Build
         run: pnpm run build