Update main.yml

Author: shenhuan2021

.github/workflows/main.yml

@@ -23,7 +23,7 @@ jobs:
       
       - name: Generate documentation tree in Markdown
         run: |
-          tree doc -I 'node_modules|.git' -L 2 -o tree.md --charset ascii
+          tree doc -I 'node_modules|.git' -L 2 --noreport --charset ascii --prune --matchdirs --ignorecase -P '!*.md|!*.docx' > tree.md
           
       - name: Format tree.md for Markdown
         run: |