fix paths filter printing

Author: joshuanianji

.github/workflows/test.yaml

@@ -30,7 +30,7 @@ jobs:
           script: |
             import os
             import json 
-            
+
             for folder in os.listdir('src'):
                 config = os.path.join('src', folder, 'devcontainer-feature.json')
                 if not os.path.isfile(config):
@@ -42,16 +42,18 @@ jobs:
                         print(f"Skipping deprecated feature: {folder}")
                         continue
 
-                print(f"{folder}:")
-                print(f"  - '**/{folder}/**'")
-                print(f"  - '.github/workflows/test.yaml'")
+                with open('.github/tmp-paths-filter.yml', 'a') as f:
+                    f.write(f"{folder}:")
+                    f.write(f"  - '**/{folder}/**'\n")
+                    f.write(f"  - '.github/workflows/test.yaml'\n")
+                
+      - name: Print paths filter
+        run: cat .github/tmp-paths-filter.yml
 
-      - name: Paths Filter
-        uses: dorny/paths-filter@v3
+      - uses: dorny/paths-filter@v3
         id: filter
         with:
-          filters: |
-            ${{ steps.generate-changes.outputs.stdout }}
+          filters: .github/tmp-paths-filter.yml
 
   test-autogenerated:
     needs: detect-changes