chore: Custom dry-run (#327)

.github/workflows/dry-run.yml

@@ -1,4 +1,4 @@
-# This workflow executes a full dry-run test, which means that all we build and test all @cloudscape-design packages in GitHub.
+# This workflow executes a dry-run build, which includes building and testing all dependent @cloudscape-design packages in GitHub.
 # This ensures that the changes in the current package do not cause any regressions for its consumers.
 name: Dry-run
 on:
@@ -9,5 +9,21 @@ on:
   merge_group:
 
 jobs:
-  dry-run:
-    uses: cloudscape-design/actions/.github/workflows/dry-run.yml@main
+  buildBoardComponents:
+    name: Build board components
+    runs-on: ubuntu-latest
+    steps:
+      - uses: cloudscape-design/actions/.github/actions/build-repository@main
+        with:
+          repository: cloudscape-design/board-components
+
+  buildDemos:
+    name: Build demos
+    runs-on: ubuntu-latest
+    needs:
+      - buildBoardComponents
+    steps:
+      - name: Build
+        uses: cloudscape-design/actions/.github/actions/build-repository@main
+        with:
+          repository: cloudscape-design/demos