fix: update deploy-docs.yml to set permissions and adjust publish settings

Author: ya7010

.github/workflows/deploy-docs.yml

@@ -5,12 +5,17 @@ on:
     branches: [ main ]
   workflow_dispatch:
 
+permissions:
+  contents: write
+
 jobs:
   deploy:
     runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
 
     - name: Set up Python
       uses: actions/setup-python@v5
@@ -31,4 +36,5 @@ jobs:
       uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
-        publish_dir: ./site 
+        publish_dir: ./site
+        publish_branch: gh-pages