split into frontend and backend

.gitea/workflows/frontend_build-web.yaml

@@ -0,0 +1,32 @@
+on:
+  pull_request:
+    branches:
+      - main
+
+name: Build web
+
+jobs:
+  build:
+    name: Build Web
+    runs-on: k8s
+    steps:
+
+    - name: Install prerequisites
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y xz-utils
+
+    - uses: actions/checkout@v4
+
+    - uses: https://github.com/subosito/flutter-action@v2
+      with:
+        channel: stable
+        flutter-version: 3.19.6
+        cache: true
+
+    - run: flutter pub get
+      working-directory: ./frontend
+
+
+    - run: flutter build web
+      working-directory: ./frontend