Fix release by using github action

.github/workflows/experimental.yaml

@@ -12,6 +12,10 @@ env:
 
 jobs:
 
+  build-webui:
+    if: github.repository == 'traefik/traefik'
+    uses: ./.github/workflows/template-webui.yaml
+
   experimental:
     if: github.repository == 'traefik/traefik'
     name: Build experimental image on branch
@@ -19,30 +23,6 @@ jobs:
 
     steps:
 
-      # https://github.com/marketplace/actions/checkout
-      - name: Check out code
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Setup node
-        uses: actions/setup-node@v4
-        with:
-          node-version-file: webui/.nvmrc
-          cache: yarn
-          cache-dependency-path: webui/yarn.lock
-
-      - name: Build webui
-        working-directory: ./webui
-        run: |
-          yarn install
-          yarn build
-
-      - name: Set up Go ${{ env.GO_VERSION }}
-        uses: actions/setup-go@v5
-        with:
-          go-version: ${{ env.GO_VERSION }}
-
       - name: Build
         run: make generate binary
 
@@ -61,6 +41,16 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
+      - name: Artifact webui
+        uses: actions/download-artifact@v4
+        with:
+          name: webui.tar.gz
+
+      - name: Untar webui
+        run: |
+          tar xvf webui.tar.gz
+          rm webui.tar.gz
+
       - name: Build docker experimental image
         env:
           DOCKER_BUILDX_ARGS: "--push"