Remove turbosnap

Signed-off-by: Charles de Dreuille <charles.dedreuille@gmail.com>

.github/workflows/verify_chromatic.yml

@@ -56,7 +56,7 @@ jobs:
           # https://www.chromatic.com/docs/custom-ci-provider#run-chromatic-on-external-forks-of-open-source-projects
           projectToken: chpt_dab72dc0f97d55b
           storybookBuildDir: dist-storybook
-          onlyChanged: true
+          onlyChanged: false
           externals: |
             packages/ui/**/*.css
             packages/ui/css/**
@@ -73,6 +73,17 @@ jobs:
           echo ""
           echo "=== Recent changes to CSS files ==="
           git log --oneline --name-only -10 -- "packages/ui/**/*.css" || echo "No recent CSS changes"
+          echo ""
+          echo "=== Git diff for CSS files ==="
+          git diff HEAD~1 HEAD -- "packages/ui/**/*.css" || echo "No CSS changes in diff"
+          echo ""
+          echo "=== Chromatic config check ==="
+          if [ -f "chromatic.config.js" ]; then
+            echo "chromatic.config.js exists"
+            cat chromatic.config.js
+          else
+            echo "No chromatic.config.js found"
+          fi
 
       - name: Post Chromatic Link in PR Comment
         if: github.event_name == 'pull_request' && steps.chromatic.outputs.url

chromatic.config.js

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2025 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+module.exports = {
+  // Force full rebuild when these files change
+  externals: [
+    'packages/ui/**/*.css',
+    'packages/ui/css/**',
+    'packages/ui/src/**/*.css',
+    'packages/ui/css/styles.css', // Specific file that was changed
+    'packages/ui/src/components/Button/styles.css', // Specific file that was changed
+  ],
+
+  // Additional configuration for better change detection
+  turboSnap: {
+    // Force rebuild for CSS changes
+    externals: [
+      'packages/ui/**/*.css',
+      'packages/ui/css/**',
+      'packages/ui/src/**/*.css',
+    ],
+  },
+};