Update main.yml

.github/workflows/main.yml

@@ -5,12 +5,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      # install modules
       - name: Install modules
         run: yarn
-      # buikd
+      # build
       - name: Build
-        run: yarn build
-      # unit tests
+        run: yarn build:packages
+      # run unit tests
       - name: Jest Annotations & Coverage
         uses: mattallty/jest-github-action@v1.0.3
         env: