Build improvements (#1421)

.github/workflows/build-ui.yml

@@ -0,0 +1,55 @@
+name: UI Build
+on:
+  push:
+    branches:
+      - master
+    paths:
+      - 'ui/**'
+  pull_request:
+    paths:
+      - 'ui/**'
+  workflow_dispatch:
+
+jobs:
+  build-ui:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Setup Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: '18'
+        cache: 'npm'
+        cache-dependency-path: ui/package-lock.json
+
+    - name: Install Dependencies
+      working-directory: ui
+      run: npm ci
+
+    - name: Build UI
+      working-directory: ui
+      run: npm run build
+
+    - name: Create Pull Request
+      uses: peter-evans/create-pull-request@v6
+      with:
+        commit-message: 'chore: update UI build outputs'
+        title: 'Update UI build outputs'
+        body: |
+          This PR updates the UI build outputs (header files) based on changes in the UI source code.
+
+          Changes were automatically generated by the UI build workflow.
+        branch: update-ui-build
+        delete-branch: true
+        base: master
+        add-paths: |
+          src/ui_bundle_css.h
+          src/ui_index_html.h
+          src/ui_index_js.h
+        labels: |
+          automated pr
+          ui