Fix README auto-update workflow to trigger CI with PAT (#2575)

* fix: update GitHub Actions token to use PAT instead of GITHUB_TOKEN

* fix: update pre-commit config to include arguments.py for README command help

* fix: update workflow paths to include all files in the datamodel_code_generator directory

Author: koxudaxi

.github/workflows/readme.yaml

@@ -4,11 +4,11 @@ on:
   push:
     branches: [main]
     paths:
-      - 'src/datamodel_code_generator/__main__.py'
+      - 'src/datamodel_code_generator/**'
   pull_request:
     branches: [main]
     paths:
-      - 'src/datamodel_code_generator/__main__.py'
+      - 'src/datamodel_code_generator/**'
 
 permissions:
   contents: write
@@ -22,7 +22,7 @@ jobs:
         with:
           fetch-depth: 0
           ref: ${{ github.head_ref || github.ref }}
-          token: ${{ secrets.GITHUB_TOKEN }}
+          token: ${{ secrets.PAT }}
       - name: Install the latest version of uv
         uses: astral-sh/setup-uv@v5
       - name: Install tox

.pre-commit-config.yaml

@@ -38,5 +38,5 @@ repos:
     name: Update README command help
     entry: bash -c 'test -x .tox/fix/bin/python || tox run -e fix --notest -qq; .tox/fix/bin/python scripts/update_command_help_on_markdown.py'
     language: system
-    files: ^(src/datamodel_code_generator/__main__\.py|README\.md|docs/index\.md)$
+    files: ^(src/datamodel_code_generator/arguments\.py|README\.md|docs/index\.md)$
     pass_filenames: false