ci: add reusable workflow for upload and download build artifacts in …

…actions (#2000)

.github/actions/download-builds/action.yml

@@ -0,0 +1,11 @@
+name: Download and Extract Build Artifacts
+description: Download build artifacts for all the packages and extract them to the correct location
+
+runs:
+  using: "composite"
+  steps:
+    - name: Download and Extract
+      uses: actions/download-artifact@v4
+      with:
+        name: ci-builds-${{ github.run_id }}-${{ github.run_attempt }}
+        path: packages/

.github/workflows/build-and-upload.yml

@@ -0,0 +1,30 @@
+name: Build and Upload Artifacts
+
+on:
+  workflow_call:
+    secrets:
+      npm_token:
+        required: true
+
+jobs:
+  build-and-upload:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Run Setup
+        uses: ./.github/actions/setup
+        with:
+          npm_token: ${{ secrets.npm_token }}
+      - name: Build
+        shell: bash
+        run: yarn lerna run build --since=origin/master --include-dependencies
+      - name: Upload
+        uses: actions/upload-artifact@v4
+        with:
+          name: ci-builds-${{ github.run_id }}-${{ github.run_attempt }}
+          path: |
+            packages/core/dist/
+            packages/style/dist/
+          if-no-files-found: ignore