Update github action to include build step

Author: goldenapples

.github/workflows/build-release-branch.yml

@@ -12,9 +12,23 @@ concurrency:
 jobs:
   release:
     name: "Update release branch"
-    uses: humanmade/hm-github-actions/.github/workflows/build-and-release-node.yml@04c32a93e52ae987095f144105745a501d6207c8 # v0.2.0
-    with:
-      node_version: 24
-      source_branch: main
-      release_branch: release
-      built_asset_paths: build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out project
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: 'npm'
+
+      - name: Merge and build
+        uses: humanmade/hm-github-actions/.github/actions/build-to-release-branch@04c32a93e52ae987095f144105745a501d6207c8 # v0.2.0
+        with:
+          source_branch: main
+          release_branch: release
+          built_asset_paths: build
+          build_script: |
+            npm ci
+            npm run build